SysUtils

Delphi Information

AnonMethod

TFunc	TFunc declares a reference to a generic function.
TPredicate	TPredicate declares a reference to a generic function that behaves as a logical predicate.
TProc	TProc declares a reference to a generic procedure.

Array

TByteArray	TByteArray declares an array of Bytes.
TBytes	TBytes declares an array of Bytes.
TCharArray	TCharArray declares an array of characters.
TDayTable	TDayTable is used to hold the number of days of each month of a year.
TWordArray	TWordArray declares an array of Words.

Class

EAbort	EAbort is the exception class for errors that should not display an error message dialog box.
EAbstractError	EAbstractError is the exception class for attempts to call an abstract method.
EAccessViolation	EAccessViolation is the exception class for invalid memory access errors.
EArgumentException	EArgumentException is the exception raised for invalid argument values.
EArgumentOutOfRangeException	EArgumentOutOfRangeException is the exception raised for argument values that exceed an allowed range.
EAssertionFailed	EAssertionFailed is the exception class for Delphi assertion failure.
EControlC	EControlC is the exception class for user interrupts.
EConvertError	EConvertError is the exception class for string and object conversion errors.
EDirectoryNotFoundException
EDivByZero	EDivByZero is the exception class for integer divide-by-zero errors.
EEncodingError	EEncodingError is the exception class for encoding errors.
EExternal	EExternal is the exception class that captures external error information.
EExternalException	EExternalException is the exception class for invalid exception codes.
EFileNotFoundException
EHeapException	EHeapException is the exception class for errors related to heap-allocated memory.
EInOutError	EInOutError is the exception class for file input/output errors.
EIntError	EIntError is the base class for integer math error exceptions.
EIntOverflow	EIntOverflow is the exception class for integer calculations whose results are too large to fit in the allocated register.
EIntfCastError	EIntfCastError is the exception class for interface casting errors.
EInvalidCast	EInvalidCast is an exception class for typecasting errors.
EInvalidContainer
EInvalidInsert
EInvalidOp	EInvalidOp is the exception class for undefined floating-point operations.
EInvalidPointer	EInvalidPointer is the exception class for invalid pointer operations.
EMathError	EMathError is the base exception class for floating-point math errors.
EMonitor	EMonitor is the base exception class for all monitor related exceptions.
EMonitorLockException	EMonitorLockException is the exception raised whenever a thread tries to release the lock on a non-owned monitor.
ENoConstructException
ENoMonitorSupportException	ENoMonitorSupportException is the exception raised when the monitor functionality is not available.
ENotSupportedException
EOSError	EOSError is the exception class for operating system errors.
EOutOfMemory	EOutOfMemory is the exception class for unsuccessful attempts to allocate memory.
EOverflow	EOverflow is the exception class for floating-point register overflows.
EPackageError	EPackageError is the exception class for package-related errors.
EPathTooLongException
EPrivilege	EPrivilege is the exception class for processor privilege violations.
EProgrammerNotFound
EPropReadOnly	EPropReadOnly is the exception class for invalid attempts to write to a property using OLE automation.
EPropWriteOnly	EPropWriteOnly is the exception class for invalid attempts to read a property using OLE automation.
ERangeError	ERangeError is the exception for Delphi range errors.
ESafecallException	ESafecallException is the exception for problems with the safecall calling convention.
EStackOverflow	EStackOverflow is the exception class for stack overflows.
EUnderflow	EUnderflow is the exception class for values that are too small to be represented with a floating-point variable.
EVariantError	EVariantError is the exception class for errors involving Variant data types.
EWin32Error	EWin32Error is the exception class for Windows errors.
EZeroDivide	EZeroDivide is the exception class for floating-point divide-by-zero errors.
Exception	Exception is the base class for all run-time exceptions.
TBigEndianUnicodeEncoding	TBigEndianUnicodeEncoding is the class that provides support for big-endian Unicode (UTF-16) encoding.
TEncoding	TEncoding is a class that defines a specific encoding for a character or string.
TLanguages	TLanguages lists all available Windows locales.
TMBCSEncoding	TMBCSEncoding is a base class for other MBCS (Multi-Byte Character Set) encoding classes.
TMREWSync	TMREWSync is a short name equivalent to TMultiReadExclusiveWriteSynchronizer.
TMultiReadExclusiveWriteSynchronizer	TMultiReadExclusiveWriteSynchronizer protects memory in a multi-threaded application.
TSimpleRWSync	TSimpleRWSync provides the reader/writer lock synchronization support.
TStringBuilder	An editable array of characters whose content has all the functionality of a string object.
TThreadLocalCounter
TUTF7Encoding	TUTF7Encoding is the class that provides support for UTF-7 encoding.
TUTF8Encoding	TUTF8Encoding is the class that provides support for UTF-8 encoding.
TUnicodeEncoding	TUnicodeEncoding is the class that provides support for Unicode (UTF-16) encoding.

Classref

ExceptClass

ExceptClass declares an Exception class.

Const

Constants

Enum

TFilenameCaseMatch	TFilenameCaseMatch indicates how close a match was found to a specified file name.
TFloatFormat	TFloatFormat is an enumerated list of formatting codes for float functions.
TFloatValue	TFloatValue is an enumeration of two basic floating-point types.
TLocaleOptions	TLocaleOptions defines a choice of dependent and independent locale options.
TMbcsByteType	TMbcsByteType represents the use of a single byte in a string that uses a multi-byte character set (MBCS).
TNameType	TNameType enumerates the types of names reported to TPackageInfoProc routines.
TUncertainState

Function

Abort	Raises a silent exception.
AddExitProc	Adds a procedure to the exit list.
AddTerminateProc	Adds a terminate procedure to the system list of termination procedures.
AdjustLineBreaks	Adjusts line break characters to reflect Windows or Linux style.
AnsiCompareFileName	Compares file names based on the current locale.
AnsiCompareStr	Compares strings based on the current locale with case sensitivity.
AnsiCompareText	Compares strings based on the current locale without case sensitivity.
AnsiDequotedStr	Converts a quoted string into an unquoted string.
AnsiExtractQuotedStr	Converts a quoted string into an unquoted string.
AnsiLastChar	Returns a pointer to the last character in a string.
AnsiLowerCase	Returns a string that is a copy of the given string converted to lowercase.
AnsiLowerCaseFileName	Converts a file name to lowercase.
AnsiPos	Locates the position of a substring.
AnsiQuotedStr	Returns the quoted version of a string.
AnsiSameStr	Compares strings based on the current locale with case sensitivity.
AnsiSameText	Compares strings based on the current locale without case sensitivity.
AnsiStrAlloc	Allocates a buffer for a null-terminated AnsiString and returns a pointer to its first character.
AnsiStrComp	Compares null-terminated character strings.
AnsiStrIComp	Compares null-terminated character strings case-insensitively.
AnsiStrLComp	Compares the first MaxLen bytes of two null-terminated strings, case-sensitively.
AnsiStrLIComp	Compares two strings, case-insensitively, up to the first MaxLen bytes.
AnsiStrLastChar	Returns a pointer to the last character in a null-terminated string.
AnsiStrLower	Converts all characters in a null-terminated string to lowercase.
AnsiStrPos	Returns a pointer to the first occurrence of a substring.
AnsiStrRScan	Returns a pointer to the last occurrence of a specified character in a specified string.
AnsiStrScan	Returns a pointer to the first occurrence of a character in a string.
AnsiStrUpper	Converts all characters in a null-terminated string to uppercase.
AnsiUpperCase	Converts a string to uppercase.
AnsiUpperCaseFileName	Converts a file name to uppercase.
AppendStr	Appends a dynamically allocated string to an existing string.
AssignStr	Assigns a new dynamically allocated string to a specified pointer.
Beep	Generates a message beep.
BoolToStr	Converts a Boolean value into a string.
ByteLength	Returns the length of a given string in bytes.
ByteToCharIndex	Returns the position of the character that contains a specified byte in a string.
ByteToCharLen	Returns the number of characters fully contained in the first MaxLen bytes of a string.
ByteType	Indicates whether a byte in a string is a single-byte character, the first byte of a double-byte character, or the second byte of a double-byte character.
BytesOf	Converts a string into a byte array.
CallTerminateProcs	Calls all of the functions in the termination procedure list.
ChangeFileExt	Changes the extension of a file name.
ChangeFilePath	Changes the path of a file name.
CharInSet	CharInSet checks whether a given character is contained within a set.
CharLength	Returns the number of bytes used by character.
CharToByteIndex	Returns the 1-based index of the first byte of a specified character in a string.
CharToByteLen	Returns the length, in bytes, of the first MaxLen characters of a string.
CharToElementIndex	Returns the 1-based index of the first element of a specified character in a string.
CharToElementLen	Returns the length, in bytes, of the first MaxLen characters of a string.
CheckWin32Version	Check to see whether you are running on a specific level (or higher) of the Windows 32 bit Operating System.
CompareMem	Performs a binary comparison of two memory images.
CompareStr	Compares two strings case-sensitively.
CompareText	Compares two strings by their ordinal value without case sensitivity.
CreateDir	Creates a new directory.
CreateGUID	Creates a globally unique identifier.
CurrToStr	Formats a Currency value as a string.
CurrToStrF	Converts a Currency value to a string, using a specified format.
CurrentYear	Returns the current year.
Date	Returns the current date.
DateTimeToFileDate	Converts a TDateTime value into an OS timestamp value.
DateTimeToStr	Converts a TDateTime value to a string.
DateTimeToString	Converts a TDateTime value into a string using a specified Format.
DateTimeToSystemTime	Converts a TDateTime value into the Win32 API's system time type.
DateTimeToTimeStamp	Converts a TDateTime value into the corresponding TTimeStamp value.
DateToStr	Converts a TDateTime value into a string.
DayOfWeek	Returns the day of the week for a specified date.
DecodeDate	Returns Year, Month, and Day values for a TDateTime value.
DecodeDateFully	Returns Year, Month, and Day, and Day-of-Week values for a TDateTime value.
DecodeTime	Breaks a TDateTime value into hours, minutes, seconds, and milliseconds.
DelegatesEqual	DelegatesEqual checks whether two delegates are equal.
DeleteFile	Deletes a file from disk.
DirectoryExists	Determines whether a specified directory exists.
DiskFree	Returns the number of free bytes on a specified drive.
DiskSize	Returns the size, in bytes, of a specified drive.
DisposeStr	Disposes of a string pointer that was allocated using NewStr.
ElementToCharIndex	Returns the position of the character that contains a specified element in a string.
ElementToCharLen	Returns the number of characters fully contained in the first MaxLen elements of a string.
EncodeDate	Returns a TDateTime value that represents a specified Year, Month, and Day.
EncodeTime	Returns a TDateTime value for a specified Hour, Min, Sec, and MSec.
ExceptionErrorMessage	Formats a standard error message.
ExcludeTrailingBackslash	Returns a path name without a trailing delimiter.
ExcludeTrailingPathDelimiter	Returns a path name without a trailing delimiter.
ExpandFileName	Returns the full path name for a relative file name.
ExpandFileNameCase	Returns the full path name for a relative file name on a case-sensitive file system.
ExpandUNCFileName	Returns the full path of a file name in UNC format, if appropriate.
ExtractFileDir	Extracts the drive and directory parts from FileName.
ExtractFileDrive	Returns the drive portion of a file name.
ExtractFileExt	Returns the extension portions of a file name.
ExtractFileName	Extracts the name and extension parts of a file name.
ExtractFilePath	Returns the drive and directory portions of a file name.
ExtractRelativePath	Returns a relative path name, relative to a specific base directory.
ExtractShortPathName	Converts a file name to the short 8.3 form.
FileAge	Returns the OS time stamp of a file.
FileClose	Closes a specified file.
FileCreate	Creates a new file.
FileDateToDateTime	Converts an OS time stamp value to TDateTime value.
FileExists	Tests whether a specified file exists.
FileGetAttr	Returns the file attributes of FileName.
FileGetDate	Returns an OS time stamp for a specified file.
FileIsReadOnly	Reports whether a file is read-only.
FileOpen	Opens a specified file using a specified access mode.
FileRead	Reads a specified number of bytes from a file.
FileSearch	Searches a specified directory path for a file.
FileSeek	Repositions read/write point.
FileSetAttr	Sets the file attributes of a specified file.
FileSetDate	Sets the OS time stamp for a specified file.
FileSetReadOnly	Sets the file permissions to read-only.
FileWrite	Writes the contents of a buffer to the current position in a file.
FinalizePackage	Finalizes the specified package (.bpl file).
FindClose	Releases memory allocated by FindFirst.
FindCmdLineSwitch	Determines whether a string was passed as a command-line argument to the application.
FindDelimiter	Returns the index of a delimiter character in the given string.
FindFirst	Searches for the first instance of a file name with a given set of attributes in a specified directory.
FindNext	Returns the next entry matching the name and attributes specified in a previous call to FindFirst.
FloatToCurr	Converts a floating-point value to a Currency value.
FloatToDateTime	Converts a floating-point value to a TDateTime value.
FloatToDecimal	Converts a floating-point value to a decimal representation.
FloatToStr	Converts a floating-point value to a string.
FloatToStrF	Converts a floating point value to a string, using a specified Format, Precision, and Digits.
FloatToText	Converts a floating-point value to an unterminated character string, using a specified Format, Precision, and Digits.
FloatToTextFmt	Converts a floating-point value to an unterminated character string, using a specified format.
FmtLoadStr	Returns formatted output using a resourced format string.
FmtStr	Assembles a formatted string using a format string and an array of arguments.
ForceDirectories	Creates a new directory, including the creation of parent directories as needed.
Format	Returns a formatted string assembled from a format string and an array of arguments.
FormatBuf	Formats the arguments from an array, placing the result in a buffer.
FormatCurr	Formats a Currency object.
FormatDateTime	Formats a TDateTime value.
FormatFloat	Formats a floating-point value.
FreeAndNil	Frees an object reference and replaces the reference with nil (Delphi) or NULL (C++).
GDAL	Get Delphi Access Licence.
GUIDToString	Converts a class identifier GUID into a string.
GetCurrentDir	Returns the name of the current directory.
GetDefaultFallbackLanguages	GetDefaultFallbackLanguages returns the current DefaultFallbackLanguages string.
GetEnvironmentVariable	Retrieves an environment variable value.
GetFileVersion	Returns file version.
GetFormatSettings	Resets the date and number format parameters to initial values.
GetLocaleChar	Retrieves the first character of a localization value.
GetLocaleDirectory
GetLocaleFile
GetLocaleFormatSettings	Populates a TFormatSettings data structure.
GetLocaleStr	Retrieves a localization value.
GetModuleName	Returns the fully qualified name of a module, given its handle.
GetPackageDescription	Returns the description resource of a package.
GetPackageInfo	Enumerates all the units and required packages for a package.
GetTime	Returns the current time.
HashName	HashName generates a hash code from a null-terminated string.
IncAMonth	Increments date information by one month.
IncMonth	Returns a date shifted by a specified number of months.
IncludeTrailingBackslash	Ensures that a path name ends with delimiter.
IncludeTrailingPathDelimiter	Ensures that path name ends with delimiter.
InitializePackage	Validates and initializes a given package.
IntToHex	Returns the hex representation of an integer.
IntToStr	Converts an integer into a string.
IsAssembly	Determines whether a dll is an Assembly.
IsDelimiter	Indicates whether a specified character in a string matches one of a set of delimiters.
IsEqualGUID	Indicates whether two TGUID values are the same.
IsLeadChar	Checks whether a character is a valid lead character (first in a multi-byte character sequence).
IsLeapYear	Indicates whether a specified year is a leap year.
IsPathDelimiter	Indicates whether the byte at a specified position in a string is the path delimiter.
IsValidIdent	Determines whether a string conforms to Delphi identifier rules.
Languages	Lists the locales for which support is available.
LastDelimiter	Returns the byte index of the last character that matches any character in a specified set of delimiters.
LoadPackage	Loads a specified package.
LoadStr	Loads a string resource from the application's executable file.
LocaleDirectoryExists
LocaleFileExists
LowerCase	Converts an ASCII string to lowercase.
MSecsToTimeStamp	Converts a specified number of milliseconds into a TTimeStamp value.
NewStr	Allocates a string on the heap.
NextCharIndex	Returns the byte index of the next character.
Now	Returns the current date and time.
OutOfMemoryError	Raises an EOutOfMemory exception.
PlatformBytesOf	Converts a string into a byte array.
PlatformStringOf	Converts a byte array into a Unicode string.
PreferredUILanguageList	PreferredUILanguageList returns a list that contains the preferred UI languages.
PreferredUILanguages	PreferredUILanguages returns the preferred UI languages for user's default UI languages at run time.
QuotedStr	Returns the quoted version of a string.
RCS	Check for Delphi Client/Server Licence.
RPR	Check for Delphi Professional Licence.
RaiseLastOSError	Raises an exception for the last occurring OS or system library error.
RaiseLastWin32Error	Raises an exception for the last occurring Win32 error.
RemoveDir	Deletes an existing empty directory.
RenameFile	Changes a file name.
ReplaceDate	Replaces the date portion of a TDateTime value with a specified date.
ReplaceTime	Replaces the time portion of a TDateTime value with a specified time.
SafeLoadLibrary	Safe and simple library loading
SameFileName	Compares file names based on the current locale.
SameStr	Compares two strings by ordinal value with case sensitivity.
SameText	Compares two strings by ordinal value without case sensitivity.
SetCurrentDir	Sets the current directory.
SetDefaultFallbackLanguages	SetDefaultFallbackLanguages sets a new list of default fallback languages.
ShowException	Displays an exception message with its physical address.
Sleep	Delay program execution for a specified number of milliseconds.
StrAlloc	Allocates a buffer for a null-terminated string and returns a pointer to its first character.
StrBufSize	Returns the maximum number of characters that can be stored in a buffer allocated by StrAlloc.
StrByteType	Indicates whether a byte in a string is a single-byte character, the first byte of a double-byte character, or the second byte of a double-byte character.
StrCat	Appends a copy of Source to the end of Dest and returns the concatenated string.
StrCharLength	Returns the length, in bytes, of a character.
StrComp	Compares two strings with case sensitivity.
StrCopy	Copies a null-terminated string.
StrDispose	Disposes of a string.
StrECopy	Copies a null-terminated string.
StrEnd	Returns a pointer to the end of a null-terminated string.
StrFmt	Formats entries in an array.
StrIComp	Compares two strings without case sensitivity.
StrLCat	Appends up to a specified maximum number of characters to a string.
StrLComp	Compares up to a specified maximum number of characters in two strings.
StrLCopy	Copies up to a specified maximum number of characters from Source to Dest.
StrLFmt	Formats a series of arguments from a specified open array into a buffer.
StrLIComp	Compares strings up to a specified maximum number of characters, without case sensitivity.
StrLen	Returns the number of characters in a string, excluding the null terminator.
StrLower	Converts a string to lowercase.
StrMove	Copies a specified number of characters to the string.
StrNew	Allocates space on and copies a string to the heap, returning a pointer to the string.
StrNextChar	Returns a pointer to the following character.
StrPCopy	Copies an AnsiString (long string) to a null-terminated string.
StrPLCopy	Copies characters from an AnsiString (long string) to a null-terminated string.
StrPas	Converts null-terminated string to an AnsiString (long string).
StrPos	Returns a pointer to the first occurrence of STR2 in STR1.
StrRScan	Returns a pointer to the last occurrence of a specified character in a string.
StrScan	Returns a pointer to the first occurrence of a specified character in a string.
StrToBool	Converts a string to a Boolean value.
StrToBoolDef	Converts a string to a Boolean value, with error default.
StrToCurr	Converts a string to a Currency value.
StrToCurrDef	Converts a string to a Currency value, with error default.
StrToDate	Converts a string to a TDateTime value.
StrToDateDef	Converts a string to a TDateTime value, with error default.
StrToDateTime	Converts a string to a TDateTime value.
StrToDateTimeDef	Converts a string to a TDateTime value with error default.
StrToFloat	Converts a given string to a floating-point value.
StrToFloatDef	Converts a given string into a floating-point value with error default.
StrToInt	Converts a string that represents an integer (decimal or hex notation) into a number.
StrToInt64	Converts a string that represents an integer (decimal or hex notation) into a number.
StrToInt64Def	Converts a string that represents an integer (decimal or hex notation) into a number.
StrToIntDef	Converts a string that represents an integer (decimal or hex notation) into a number with error default.
StrToTime	Converts a string to a TDateTime value.
StrToTimeDef	Converts a string to a TDateTime value with error default.
StrUpper	Returns a string in uppercase.
StringOf	Converts a byte array into a Unicode string using the default system locale.
StringReplace	Replaces occurrences of a substring within a string.
StringToGUID	Converts a string into a GUID.
Supports	Indicates whether a given object or interface supports a specified interface.
SysErrorMessage	Converts OS error codes into strings.
SystemTimeToDateTime	Converts a system time value into a TDateTime value.
TextPos	Returns a pointer to the first occurrence of a substring in a string. TextPos is case-insensitive.
TextToFloat	Converts a null-terminated string to a floating-point value.
Time	Returns the current time.
TimeStampToDateTime	Converts a TTimeStamp value into the corresponding TDateTime value.
TimeStampToMSecs	Converts a TTimeStamp value into an absolute number of milliseconds.
TimeToStr	Returns a string that represents a TDateTime value.
Trim	Trims leading and trailing spaces and controls characters from a string.
TrimLeft	Trims leading spaces and control characters from a string.
TrimRight	Trims trailing spaces and control characters from a string.
TryEncodeDate	Creates a TDateTime value that represents a specified Year, Month, and Day.
TryEncodeTime	Creates a TDateTime value for a specified Hour, Min, Sec, and MSec.
TryFloatToCurr	Converts a floating-point value into a Currency value.
TryFloatToDateTime	Converts a floating-point value into a TDateTime value.
TryStrToBool	Converts a string to a Boolean value, with a Boolean success code.
TryStrToCurr	Converts a string to a Currency value, with a Boolean success code.
TryStrToDate	Converts a string to a TDateTime value, with a Boolean success code.
TryStrToDateTime	Converts a string to a TDateTime value with a Boolean success code.
TryStrToFloat	Converts a given string to a floating-point value with a boolean success code.
TryStrToInt	Converts a string that represents an integer (decimal or hex notation) into a number with Boolean success code.
TryStrToInt64	Converts a string that represents an integer (decimal or hex notation) into a number.
TryStrToTime	Converts a string to a TDateTime value with an error default.
UIntToStr	Converts an unsigned integer into a string.
UnloadPackage	Unloads a package.
UpperCase	Returns a copy of a string in uppercase.
WideBytesOf	Converts a Unicode string into an array of bytes.
WideCompareStr	Compares Unicode strings based on the current locale with case sensitivity.
WideCompareText	Compares Unicode strings based on the current locale without case sensitivity.
WideFmtStr	Assembles a formatted Unicode string using a format string and an array of arguments.
WideFormat	Returns a formatted Unicode string assembled from a format string and an array of arguments.
WideFormatBuf	Formats the arguments from an array, placing the result in a buffer.
WideLowerCase	Returns Unicode string converted to lowercase.
WideSameStr	Compares Unicode strings based on the current locale with case sensitivity.
WideSameText	Compares Unicode strings based on the current locale without case sensitivity.
WideStrAlloc	Allocates a buffer for a null-terminated wide string and returns a pointer to its first character.
WideStringOf	Converts a byte array into a Unicode string using the Unicode locale.
WideUpperCase	Returns Unicode string converted to uppercase.
Win32Check	Checks the return value of a Windows API call and raises an appropriate exception when it indicates failure.
WrapText	Splits a string into multiple lines as its length approaches a specified size.

Interface

ILanguageEnumerable
ILanguageEnumerator
IReadWriteSync	IReadWriteSync is the interface for general reader/writer lock synchronization.

Pointer

PByteArray	PByteArray declares a pointer to an array of Bytes.
PDayTable	PDayTable is a pointer to a TDayTable type.
PExceptionRecord	PExceptionRecord is a pointer to a TExceptionRecord type.
PThreadInfo
PWordArray	PWordArray is a pointer to a TWordArray type.

Set

TIntegerSet	TIntegerSet is used to treat an integer as a set of bits.
TReplaceFlags	TReplaceFlags indicates how to perform a search-and-replace operation.
TSysCharSet	TSysCharSet is a set of characters.

Struct

Int64Rec	Int64Rec declares a utility record to provide access to the bytes of an Int64 value.
LongRec	LongRec declares a utility record to provide access to the bytes of a LongWord value.
TCharSearch
TExceptionRecord	TExceptionRecord holds information about an exception in an application.
TFloatRec	TFloatRec declares a utility record that provides access to the attributes of a floating-point number.
TFormatSettings	TFormatSettings defines a thread-safe string formatting context.
TLangRec	TLangRec declares a record used to describe a Windows locale.
TSearchRec	TSearchRec defines file information searched for by FindFirst or FindNext.
TSysLocale	TSysLocale represents locale information.
TThreadInfo
TTimeStamp	TTimeStamp represents time and date values.
WordRec	WordRec declares a utility record to store the high and low order bytes of a variable.

Type

TFileName

TFileName is a string that represents a file name.

Variable

CleanUpStackInfoProc
CurrencyDecimals	CurrencyDecimals is the number of digits to the right of the decimal point in a currency amount.
CurrencyFormat	CurrencyFormat defines the currency symbol placement and separation used in floating-point to decimal conversions. Possible values are: 0 = $1 | 1 = 1$ | 2 = $ 1 | 3 = 1 $
CurrencyString	CurrencyString defines the currency symbol (or characters) used in floating-point to decimal conversions.
DateSeparator	DateSeparator is the character used to separate the year, month, and day parts of a date value.
DecimalSeparator	DecimalSeparator is the character used to separate the integer part from the fractional part of a number. This variable must have a value other than #0.
EmptyAnsiStr	An empty string constant
EmptyStr	An empty string constant.
EmptyWideStr	An empty string version of the WideString constant.
EraNames	Defines the names of calendar eras for East Asian locales.
EraYearOffsets	Controls the DateTimeToStr function (for East Asian locales).
FASCIIEncoding
FBigEndianUnicodeEncoding
FDefaultEncoding
FUTF7Encoding
FUTF8Encoding
FUnicodeEncoding
FalseBoolStrs	Lists strings that can represent the boolean value False.
GetDiskFreeSpaceEx
GetExceptionStackInfoProc
GetStackInfoStringProc
HexDisplayPrefix	HexDisplayPrefix contains the prefix to display on hexadecimal values--$ for Pascal (Delphi) syntax, 0x for C++ syntax.
LeadBytes	Lists all values that can be the first byte of a double-byte character on the local system.
ListSeparator	The character used to separate items in a list.
LongDateFormat	LongDateFormat is the format string used to convert a date value to a long string suitable for display but not for editing.
LongDayNames	LongDayNames is the array of strings containing long day names. The dddd format specifier in a format string passed to FormatDateTime causes a long day name to be substituted.
LongMonthNames	LongMonthNames is the array of strings containing long month names. The mmmm format specifier in a format string passed to FormatDateTime causes a long month name to be substituted.
LongTimeFormat	LongTimeFormat is the format string used to convert a time value to a string with hours, minutes, and seconds.
NegCurrFormat	NegCurrFormat defines the currency format used in floating-point to decimal conversions of negative numbers.
NullAnsiStr
NullStr	A pointer to an empty string.
NullWideStr	A pointer to an empty wide string.
ShortDateFormat	ShortDateFormat is the format string used to convert a date value to a short string suitable for editing.
ShortDayNames	ShortDayNames is the array of strings containing short day names. The ddd format specifier in a format string passed to FormatDateTime causes a short day name to be substituted.
ShortMonthNames	ShortMonthNames is the array of strings containing short month names. The mmm format specifier in a format string passed to FormatDateTime causes a short month name to be substituted.
ShortTimeFormat	ShortTimeFormat is the format string used to convert a time value to a short string with only hours and minutes.
SysLocale	SysLocale holds locale information.
ThousandSeparator	ThousandSeparator is the character used to separate thousands in numbers with more than three digits to the left of the decimal separator.
TimeAMString	TimeAMString is the suffix string used for time values from 00:00 through 11:59 in 12-hour clock format.
TimePMString	TimePMString is the suffix string used for time values from 12:00 through 23:59 in 12-hour clock format.
TimeSeparator	TimeSeparator is the character used to separate the hour, minute, and second parts of a time value.
TrueBoolStrs	Lists strings that can represent the boolean value False.
TwoDigitYearCenturyWindow	Delphi Information From SysUtils.pas TwoDigitYearCenturyWindow: Word Unit: SysUtils Type: variable Visibility: public C++ Information From SysUtils.hpp unsigned short TwoDigitYearCenturyWindow; Unit: SysUtils Type: variable Description Used internally to determine the century of two-digit years when string dates are converted to numeric dates. If the value of TwoDigitYearCenturyWindow is nonzero, then it is subtracted from the current year to calculate the floating "pivot", prior to which two-digit years are interpreted as pertaining to the next century. By default, the value is 50. The following table shows some examples: Current Year TwoDigitCenturyWindow Value Century "Pivot" StrToDate('01/01/03') StrToDate('01/01/68') StrToDate('01/01/50') 1998 0 1900 1903 1968 1950 1998 50 2000 2003 1968 1950 2020 50 1970 2003 2068 2050 Note: The TwoDigitYearCenturyWindow variable is deprecated. Use the TwoDigitYearCenturyWindow field of the FormatSettings global variable instead.
Win32BuildNumber	Specifies the build level of the Windows Operating System operating.
Win32CSDVersion	Specifies the Win32 latest installed service pack.
Win32MajorVersion	Specifies which major Windows Operating System version is operating.
Win32MinorVersion	Specifies which minor Windows Operating System version is operating.
Win32Platform	Specifies the Windows Operating System platform identifier.

C++ Information

Class

EAbort	EAbort is the exception class for errors that should not display an error message dialog box.
EAbstractError	EAbstractError is the exception class for attempts to call an abstract method.
EAccessViolation	EAccessViolation is the exception class for invalid memory access errors.
EArgumentException	EArgumentException is the exception raised for invalid argument values.
EArgumentOutOfRangeException	EArgumentOutOfRangeException is the exception raised for argument values that exceed an allowed range.
EAssertionFailed	EAssertionFailed is the exception class for Delphi assertion failure.
EControlC	EControlC is the exception class for user interrupts.
EConvertError	EConvertError is the exception class for string and object conversion errors.
EDirectoryNotFoundException
EDivByZero	EDivByZero is the exception class for integer divide-by-zero errors.
EEncodingError	EEncodingError is the exception class for encoding errors.
EExternal	EExternal is the exception class that captures external error information.
EExternalException	EExternalException is the exception class for invalid exception codes.
EFileNotFoundException
EHeapException	EHeapException is the exception class for errors related to heap-allocated memory.
EInOutError	EInOutError is the exception class for file input/output errors.
EIntError	EIntError is the base class for integer math error exceptions.
EIntOverflow	EIntOverflow is the exception class for integer calculations whose results are too large to fit in the allocated register.
EIntfCastError	EIntfCastError is the exception class for interface casting errors.
EInvalidCast	EInvalidCast is an exception class for typecasting errors.
EInvalidContainer
EInvalidInsert
EInvalidOp	EInvalidOp is the exception class for undefined floating-point operations.
EInvalidPointer	EInvalidPointer is the exception class for invalid pointer operations.
EMathError	EMathError is the base exception class for floating-point math errors.
EMonitor	EMonitor is the base exception class for all monitor related exceptions.
EMonitorLockException	EMonitorLockException is the exception raised whenever a thread tries to release the lock on a non-owned monitor.
ENoConstructException
ENoMonitorSupportException	ENoMonitorSupportException is the exception raised when the monitor functionality is not available.
ENotSupportedException
EOSError	EOSError is the exception class for operating system errors.
EOutOfMemory	EOutOfMemory is the exception class for unsuccessful attempts to allocate memory.
EOverflow	EOverflow is the exception class for floating-point register overflows.
EPackageError	EPackageError is the exception class for package-related errors.
EPathTooLongException
EPrivilege	EPrivilege is the exception class for processor privilege violations.
EProgrammerNotFound
EPropReadOnly	EPropReadOnly is the exception class for invalid attempts to write to a property using OLE automation.
EPropWriteOnly	EPropWriteOnly is the exception class for invalid attempts to read a property using OLE automation.
ERangeError	ERangeError is the exception for Delphi range errors.
ESafecallException	ESafecallException is the exception for problems with the safecall calling convention.
EStackOverflow	EStackOverflow is the exception class for stack overflows.
EUnderflow	EUnderflow is the exception class for values that are too small to be represented with a floating-point variable.
EVariantError	EVariantError is the exception class for errors involving Variant data types.
EWin32Error	EWin32Error is the exception class for Windows errors.
EZeroDivide	EZeroDivide is the exception class for floating-point divide-by-zero errors.
Exception	Exception is the base class for all run-time exceptions.
ILanguageEnumerable
ILanguageEnumerator
IReadWriteSync	IReadWriteSync is the interface for general reader/writer lock synchronization.
Int64Rec	Int64Rec declares a utility record to provide access to the bytes of an Int64 value.
LongRec	LongRec declares a utility record to provide access to the bytes of a LongWord value.
TBigEndianUnicodeEncoding	TBigEndianUnicodeEncoding is the class that provides support for big-endian Unicode (UTF-16) encoding.
TCharSearch
TEncoding	TEncoding is a class that defines a specific encoding for a character or string.
TExceptionRecord	TExceptionRecord holds information about an exception in an application.
TFloatRec	TFloatRec declares a utility record that provides access to the attributes of a floating-point number.
TFormatSettings	TFormatSettings defines a thread-safe string formatting context.
TLangRec	TLangRec declares a record used to describe a Windows locale.
TLanguages	TLanguages lists all available Windows locales.
TMBCSEncoding	TMBCSEncoding is a base class for other MBCS (Multi-Byte Character Set) encoding classes.
TMultiReadExclusiveWriteSynchronizer	TMultiReadExclusiveWriteSynchronizer protects memory in a multi-threaded application.
TProc	TProc declares a reference to a generic procedure.
TSearchRec	TSearchRec defines file information searched for by FindFirst or FindNext.
TSimpleRWSync	TSimpleRWSync provides the reader/writer lock synchronization support.
TStringBuilder	An editable array of characters whose content has all the functionality of a string object.
TSysLocale	TSysLocale represents locale information.
TThreadInfo
TThreadLocalCounter
TTimeStamp	TTimeStamp represents time and date values.
TUTF7Encoding	TUTF7Encoding is the class that provides support for UTF-7 encoding.
TUTF8Encoding	TUTF8Encoding is the class that provides support for UTF-8 encoding.
TUnicodeEncoding	TUnicodeEncoding is the class that provides support for Unicode (UTF-16) encoding.
WordRec	WordRec declares a utility record to store the high and low order bytes of a variable.

Enum

Sysutils__55
TFilenameCaseMatch	TFilenameCaseMatch indicates how close a match was found to a specified file name.
TFloatFormat	TFloatFormat is an enumerated list of formatting codes for float functions.
TFloatValue	TFloatValue is an enumeration of two basic floating-point types.
TLocaleOptions	TLocaleOptions defines a choice of dependent and independent locale options.
TMbcsByteType	TMbcsByteType represents the use of a single byte in a string that uses a multi-byte character set (MBCS).
TNameType	TNameType enumerates the types of names reported to TPackageInfoProc routines.
TUncertainState

Function

Abort	Raises a silent exception.
AddExitProc	Adds a procedure to the exit list.
AddTerminateProc	Adds a terminate procedure to the system list of termination procedures.
AdjustLineBreaks	Adjusts line break characters to reflect Windows or Linux style.
AnsiCompareFileName	Compares file names based on the current locale.
AnsiCompareStr	Compares strings based on the current locale with case sensitivity.
AnsiCompareText	Compares strings based on the current locale without case sensitivity.
AnsiDequotedStr	Converts a quoted string into an unquoted string.
AnsiExtractQuotedStr	Converts a quoted string into an unquoted string.
AnsiLastChar	Returns a pointer to the last character in a string.
AnsiLowerCase	Returns a string that is a copy of the given string converted to lowercase.
AnsiLowerCaseFileName	Converts a file name to lowercase.
AnsiPos	Locates the position of a substring.
AnsiQuotedStr	Returns the quoted version of a string.
AnsiSameStr	Compares strings based on the current locale with case sensitivity.
AnsiSameText	Compares strings based on the current locale without case sensitivity.
AnsiStrAlloc	Allocates a buffer for a null-terminated AnsiString and returns a pointer to its first character.
AnsiStrComp	Compares null-terminated character strings.
AnsiStrIComp	Compares null-terminated character strings case-insensitively.
AnsiStrLComp	Compares the first MaxLen bytes of two null-terminated strings, case-sensitively.
AnsiStrLIComp	Compares two strings, case-insensitively, up to the first MaxLen bytes.
AnsiStrLastChar	Returns a pointer to the last character in a null-terminated string.
AnsiStrLower	Converts all characters in a null-terminated string to lowercase.
AnsiStrPos	Returns a pointer to the first occurrence of a substring.
AnsiStrRScan	Returns a pointer to the last occurrence of a specified character in a specified string.
AnsiStrScan	Returns a pointer to the first occurrence of a character in a string.
AnsiStrUpper	Converts all characters in a null-terminated string to uppercase.
AnsiUpperCase	Converts a string to uppercase.
AnsiUpperCaseFileName	Converts a file name to uppercase.
AppendStr	Appends a dynamically allocated string to an existing string.
AssignStr	Assigns a new dynamically allocated string to a specified pointer.
Beep	Generates a message beep.
BoolToStr	Converts a Boolean value into a string.
ByteLength	Returns the length of a given string in bytes.
ByteToCharIndex	Returns the position of the character that contains a specified byte in a string.
ByteToCharLen	Returns the number of characters fully contained in the first MaxLen bytes of a string.
ByteType	Indicates whether a byte in a string is a single-byte character, the first byte of a double-byte character, or the second byte of a double-byte character.
BytesOf	Converts a string into a byte array.
CallTerminateProcs	Calls all of the functions in the termination procedure list.
ChangeFileExt	Changes the extension of a file name.
ChangeFilePath	Changes the path of a file name.
CharInSet	CharInSet checks whether a given character is contained within a set.
CharLength	Returns the number of bytes used by character.
CharToByteIndex	Returns the 1-based index of the first byte of a specified character in a string.
CharToByteLen	Returns the length, in bytes, of the first MaxLen characters of a string.
CharToElementIndex	Returns the 1-based index of the first element of a specified character in a string.
CharToElementLen	Returns the length, in bytes, of the first MaxLen characters of a string.
CheckWin32Version	Check to see whether you are running on a specific level (or higher) of the Windows 32 bit Operating System.
CompareMem	Performs a binary comparison of two memory images.
CompareStr	Compares two strings case-sensitively.
CompareText	Compares two strings by their ordinal value without case sensitivity.
CreateDir	Creates a new directory.
CreateGUID	Creates a globally unique identifier.
CurrToStr	Formats a Currency value as a string.
CurrToStrF	Converts a Currency value to a string, using a specified format.
CurrentYear	Returns the current year.
Date	Returns the current date.
DateTimeToFileDate	Converts a TDateTime value into an OS timestamp value.
DateTimeToStr	Converts a TDateTime value to a string.
DateTimeToString	Converts a TDateTime value into a string using a specified Format.
DateTimeToSystemTime	Converts a TDateTime value into the Win32 API's system time type.
DateTimeToTimeStamp	Converts a TDateTime value into the corresponding TTimeStamp value.
DateToStr	Converts a TDateTime value into a string.
DayOfWeek	Returns the day of the week for a specified date.
DecodeDate	Returns Year, Month, and Day values for a TDateTime value.
DecodeDateFully	Returns Year, Month, and Day, and Day-of-Week values for a TDateTime value.
DecodeTime	Breaks a TDateTime value into hours, minutes, seconds, and milliseconds.
DelegatesEqual	DelegatesEqual checks whether two delegates are equal.
DeleteFileA
DirectoryExists	Determines whether a specified directory exists.
DiskFree	Returns the number of free bytes on a specified drive.
DiskSize	Returns the size, in bytes, of a specified drive.
DisposeStr	Disposes of a string pointer that was allocated using NewStr.
ElementToCharIndex	Returns the position of the character that contains a specified element in a string.
ElementToCharLen	Returns the number of characters fully contained in the first MaxLen elements of a string.
EncodeDate	Returns a TDateTime value that represents a specified Year, Month, and Day.
EncodeTime	Returns a TDateTime value for a specified Hour, Min, Sec, and MSec.
ExceptionErrorMessage	Formats a standard error message.
ExcludeTrailingBackslash	Returns a path name without a trailing delimiter.
ExcludeTrailingPathDelimiter	Returns a path name without a trailing delimiter.
ExpandFileName	Returns the full path name for a relative file name.
ExpandFileNameCase	Returns the full path name for a relative file name on a case-sensitive file system.
ExpandUNCFileName	Returns the full path of a file name in UNC format, if appropriate.
ExtractFileDir	Extracts the drive and directory parts from FileName.
ExtractFileDrive	Returns the drive portion of a file name.
ExtractFileExt	Returns the extension portions of a file name.
ExtractFileName	Extracts the name and extension parts of a file name.
ExtractFilePath	Returns the drive and directory portions of a file name.
ExtractRelativePath	Returns a relative path name, relative to a specific base directory.
ExtractShortPathName	Converts a file name to the short 8.3 form.
FileAge	Returns the OS time stamp of a file.
FileClose	Closes a specified file.
FileCreate	Creates a new file.
FileDateToDateTime	Converts an OS time stamp value to TDateTime value.
FileExists	Tests whether a specified file exists.
FileGetAttr	Returns the file attributes of FileName.
FileGetDate	Returns an OS time stamp for a specified file.
FileIsReadOnly	Reports whether a file is read-only.
FileOpen	Opens a specified file using a specified access mode.
FileRead	Reads a specified number of bytes from a file.
FileSearch	Searches a specified directory path for a file.
FileSeek	Repositions read/write point.
FileSetAttr	Sets the file attributes of a specified file.
FileSetDate	Sets the OS time stamp for a specified file.
FileSetReadOnly	Sets the file permissions to read-only.
FileWrite	Writes the contents of a buffer to the current position in a file.
FinalizePackage	Finalizes the specified package (.bpl file).
FindClose	Releases memory allocated by FindFirst.
FindCmdLineSwitch	Determines whether a string was passed as a command-line argument to the application.
FindDelimiter	Returns the index of a delimiter character in the given string.
FindFirst	Searches for the first instance of a file name with a given set of attributes in a specified directory.
FindNext	Returns the next entry matching the name and attributes specified in a previous call to FindFirst.
FloatToCurr	Converts a floating-point value to a Currency value.
FloatToDateTime	Converts a floating-point value to a TDateTime value.
FloatToDecimal	Converts a floating-point value to a decimal representation.
FloatToStr	Converts a floating-point value to a string.
FloatToStrF	Converts a floating point value to a string, using a specified Format, Precision, and Digits.
FloatToText	Converts a floating-point value to an unterminated character string, using a specified Format, Precision, and Digits.
FloatToTextFmt	Converts a floating-point value to an unterminated character string, using a specified format.
FmtLoadStr	Returns formatted output using a resourced format string.
FmtStr	Assembles a formatted string using a format string and an array of arguments.
ForceDirectories	Creates a new directory, including the creation of parent directories as needed.
Format	Returns a formatted string assembled from a format string and an array of arguments.
FormatBuf	Formats the arguments from an array, placing the result in a buffer.
FormatCurr	Formats a Currency object.
FormatDateTime	Formats a TDateTime value.
FormatFloat	Formats a floating-point value.
FreeAndNil	Frees an object reference and replaces the reference with nil (Delphi) or NULL (C++).
GDAL	Get Delphi Access Licence.
GUIDToString	Converts a class identifier GUID into a string.
GetCurrentDir	Returns the name of the current directory.
GetDefaultFallbackLanguages	GetDefaultFallbackLanguages returns the current DefaultFallbackLanguages string.
GetEnvironmentVariableA
GetFileVersion	Returns file version.
GetFormatSettings	Resets the date and number format parameters to initial values.
GetLocaleChar	Retrieves the first character of a localization value.
GetLocaleDirectory
GetLocaleFile
GetLocaleFormatSettings	Populates a TFormatSettings data structure.
GetLocaleStr	Retrieves a localization value.
GetModuleName	Returns the fully qualified name of a module, given its handle.
GetPackageDescription	Returns the description resource of a package.
GetPackageInfo	Enumerates all the units and required packages for a package.
GetTime	Returns the current time.
HashName	HashName generates a hash code from a null-terminated string.
IncAMonth	Increments date information by one month.
IncMonth	Returns a date shifted by a specified number of months.
IncludeTrailingBackslash	Ensures that a path name ends with delimiter.
IncludeTrailingPathDelimiter	Ensures that path name ends with delimiter.
InitializePackage	Validates and initializes a given package.
IntToHex	Returns the hex representation of an integer.
IntToStr	Converts an integer into a string.
IsAssembly	Determines whether a dll is an Assembly.
IsDelimiter	Indicates whether a specified character in a string matches one of a set of delimiters.
IsLeadChar	Checks whether a character is a valid lead character (first in a multi-byte character sequence).
IsLeapYear	Indicates whether a specified year is a leap year.
IsPathDelimiter	Indicates whether the byte at a specified position in a string is the path delimiter.
IsValidIdent	Determines whether a string conforms to Delphi identifier rules.
Languages	Lists the locales for which support is available.
LastDelimiter	Returns the byte index of the last character that matches any character in a specified set of delimiters.
LoadPackage	Loads a specified package.
LoadStr	Loads a string resource from the application's executable file.
LocaleDirectoryExists
LocaleFileExists
LowerCase	Converts an ASCII string to lowercase.
MSecsToTimeStamp	Converts a specified number of milliseconds into a TTimeStamp value.
NewStr	Allocates a string on the heap.
NextCharIndex	Returns the byte index of the next character.
Now	Returns the current date and time.
OutOfMemoryError	Raises an EOutOfMemory exception.
PlatformBytesOf	Converts a string into a byte array.
PlatformStringOf	Converts a byte array into a Unicode string.
PreferredUILanguageList	PreferredUILanguageList returns a list that contains the preferred UI languages.
PreferredUILanguages	PreferredUILanguages returns the preferred UI languages for user's default UI languages at run time.
QuotedStr	Returns the quoted version of a string.
RCS	Check for Delphi Client/Server Licence.
RPR	Check for Delphi Professional Licence.
RaiseLastOSError	Raises an exception for the last occurring OS or system library error.
RaiseLastWin32Error	Raises an exception for the last occurring Win32 error.
RemoveDir	Deletes an existing empty directory.
RenameFile	Changes a file name.
ReplaceDate	Replaces the date portion of a TDateTime value with a specified date.
ReplaceTime	Replaces the time portion of a TDateTime value with a specified time.
SafeLoadLibrary	Safe and simple library loading
SameFileName	Compares file names based on the current locale.
SameStr	Compares two strings by ordinal value with case sensitivity.
SameText	Compares two strings by ordinal value without case sensitivity.
SetCurrentDir	Sets the current directory.
SetDefaultFallbackLanguages	SetDefaultFallbackLanguages sets a new list of default fallback languages.
ShowException	Displays an exception message with its physical address.
StrAlloc	Allocates a buffer for a null-terminated string and returns a pointer to its first character.
StrBufSize	Returns the maximum number of characters that can be stored in a buffer allocated by StrAlloc.
StrByteType	Indicates whether a byte in a string is a single-byte character, the first byte of a double-byte character, or the second byte of a double-byte character.
StrCat	Appends a copy of Source to the end of Dest and returns the concatenated string.
StrCharLength	Returns the length, in bytes, of a character.
StrComp	Compares two strings with case sensitivity.
StrCopy	Copies a null-terminated string.
StrDispose	Disposes of a string.
StrECopy	Copies a null-terminated string.
StrEnd	Returns a pointer to the end of a null-terminated string.
StrFmt	Formats entries in an array.
StrIComp	Compares two strings without case sensitivity.
StrLCat	Appends up to a specified maximum number of characters to a string.
StrLComp	Compares up to a specified maximum number of characters in two strings.
StrLCopy	Copies up to a specified maximum number of characters from Source to Dest.
StrLFmt	Formats a series of arguments from a specified open array into a buffer.
StrLIComp	Compares strings up to a specified maximum number of characters, without case sensitivity.
StrLen	Returns the number of characters in a string, excluding the null terminator.
StrLower	Converts a string to lowercase.
StrMove	Copies a specified number of characters to the string.
StrNew	Allocates space on and copies a string to the heap, returning a pointer to the string.
StrNextChar	Returns a pointer to the following character.
StrPCopy	Copies an AnsiString (long string) to a null-terminated string.
StrPLCopy	Copies characters from an AnsiString (long string) to a null-terminated string.
StrPas	Converts null-terminated string to an AnsiString (long string).
StrPos	Returns a pointer to the first occurrence of STR2 in STR1.
StrRScan	Returns a pointer to the last occurrence of a specified character in a string.
StrScan	Returns a pointer to the first occurrence of a specified character in a string.
StrToBool	Converts a string to a Boolean value.
StrToBoolDef	Converts a string to a Boolean value, with error default.
StrToCurr	Converts a string to a Currency value.
StrToCurrDef	Converts a string to a Currency value, with error default.
StrToDate	Converts a string to a TDateTime value.
StrToDateDef	Converts a string to a TDateTime value, with error default.
StrToDateTime	Converts a string to a TDateTime value.
StrToDateTimeDef	Converts a string to a TDateTime value with error default.
StrToFloat	Converts a given string to a floating-point value.
StrToFloatDef	Converts a given string into a floating-point value with error default.
StrToInt	Converts a string that represents an integer (decimal or hex notation) into a number.
StrToInt64	Converts a string that represents an integer (decimal or hex notation) into a number.
StrToInt64Def	Converts a string that represents an integer (decimal or hex notation) into a number.
StrToIntDef	Converts a string that represents an integer (decimal or hex notation) into a number with error default.
StrToTime	Converts a string to a TDateTime value.
StrToTimeDef	Converts a string to a TDateTime value with error default.
StrUpper	Returns a string in uppercase.
StringOf	Converts a byte array into a Unicode string using the default system locale.
StringReplace	Replaces occurrences of a substring within a string.
StringToGUID	Converts a string into a GUID.
Supports	Indicates whether a given object or interface supports a specified interface.
SysErrorMessage	Converts OS error codes into strings.
SystemTimeToDateTime	Converts a system time value into a TDateTime value.
TextPos	Returns a pointer to the first occurrence of a substring in a string. TextPos is case-insensitive.
TextToFloat	Converts a null-terminated string to a floating-point value.
Time	Returns the current time.
TimeStampToDateTime	Converts a TTimeStamp value into the corresponding TDateTime value.
TimeStampToMSecs	Converts a TTimeStamp value into an absolute number of milliseconds.
TimeToStr	Returns a string that represents a TDateTime value.
Trim	Trims leading and trailing spaces and controls characters from a string.
TrimLeft	Trims leading spaces and control characters from a string.
TrimRight	Trims trailing spaces and control characters from a string.
TryEncodeDate	Creates a TDateTime value that represents a specified Year, Month, and Day.
TryEncodeTime	Creates a TDateTime value for a specified Hour, Min, Sec, and MSec.
TryFloatToCurr	Converts a floating-point value into a Currency value.
TryFloatToDateTime	Converts a floating-point value into a TDateTime value.
TryStrToBool	Converts a string to a Boolean value, with a Boolean success code.
TryStrToCurr	Converts a string to a Currency value, with a Boolean success code.
TryStrToDate	Converts a string to a TDateTime value, with a Boolean success code.
TryStrToDateTime	Converts a string to a TDateTime value with a Boolean success code.
TryStrToFloat	Converts a given string to a floating-point value with a boolean success code.
TryStrToInt	Converts a string that represents an integer (decimal or hex notation) into a number with Boolean success code.
TryStrToInt64	Converts a string that represents an integer (decimal or hex notation) into a number.
TryStrToTime	Converts a string to a TDateTime value with an error default.
UIntToStr	Converts an unsigned integer into a string.
UnloadPackage	Unloads a package.
UpperCase	Returns a copy of a string in uppercase.
WideBytesOf	Converts a Unicode string into an array of bytes.
WideCompareStr	Compares Unicode strings based on the current locale with case sensitivity.
WideCompareText	Compares Unicode strings based on the current locale without case sensitivity.
WideFmtStr	Assembles a formatted Unicode string using a format string and an array of arguments.
WideFormat	Returns a formatted Unicode string assembled from a format string and an array of arguments.
WideFormatBuf	Formats the arguments from an array, placing the result in a buffer.
WideLowerCase	Returns Unicode string converted to lowercase.
WideSameStr	Compares Unicode strings based on the current locale with case sensitivity.
WideSameText	Compares Unicode strings based on the current locale without case sensitivity.
WideStrAlloc	Allocates a buffer for a null-terminated wide string and returns a pointer to its first character.
WideStringOf	Converts a byte array into a Unicode string using the Unicode locale.
WideUpperCase	Returns Unicode string converted to uppercase.
Win32Check	Checks the return value of a Windows API call and raises an appropriate exception when it indicates failure.
WrapText	Splits a string into multiple lines as its length approaches a specified size.

Typedef

ExceptClass	ExceptClass declares an Exception class.
PByteArray	PByteArray declares a pointer to an array of Bytes.
PDayTable	PDayTable is a pointer to a TDayTable type.
PExceptionRecord	PExceptionRecord is a pointer to a TExceptionRecord type.
PThreadInfo
PWordArray	PWordArray is a pointer to a TWordArray type.
TByteArray	TByteArray declares an array of Bytes.
TBytes	TBytes declares an array of Bytes.
TCharArray	TCharArray declares an array of characters.
TDayTable	TDayTable is used to hold the number of days of each month of a year.
TFileName	TFileName is a string that represents a file name.
TIntegerSet	TIntegerSet is used to treat an integer as a set of bits.
TMREWSync	TMREWSync is a short name equivalent to TMultiReadExclusiveWriteSynchronizer.
TPackageInfoProc	TPackageInfoProc is a callback procedure invoked by GetPackageInfo.
TProcedure	TProcedure declares a procedure.
TReplaceFlags	TReplaceFlags indicates how to perform a search-and-replace operation.
TSysCharSet	TSysCharSet is a set of characters.
TTerminateProc	TTerminateProc is a call-back function invoked by CallTerminateProcs.
TValidatePackageProc	TValidatePackageProc is a call-back function invoked by LoadPackage.
TWordArray	TWordArray declares an array of Words.
_di_ILanguageEnumerable
_di_ILanguageEnumerator
_di_IReadWriteSync
_di_TProc

Variable

CurrencyDecimals	CurrencyDecimals is the number of digits to the right of the decimal point in a currency amount.
CurrencyFormat	CurrencyFormat defines the currency symbol placement and separation used in floating-point to decimal conversions. Possible values are: 0 = $1 | 1 = 1$ | 2 = $ 1 | 3 = 1 $
CurrencyString	CurrencyString defines the currency symbol (or characters) used in floating-point to decimal conversions.
DateSeparator	DateSeparator is the character used to separate the year, month, and day parts of a date value.
DecimalSeparator	DecimalSeparator is the character used to separate the integer part from the fractional part of a number. This variable must have a value other than #0.
EmptyAnsiStr	An empty string constant
EmptyStr	An empty string constant.
EmptyWideStr	An empty string version of the WideString constant.
EraNames	Defines the names of calendar eras for East Asian locales.
EraYearOffsets	Controls the DateTimeToStr function (for East Asian locales).
FalseBoolStrs	Lists strings that can represent the boolean value False.
GetDiskFreeSpaceEx
HexDisplayPrefix	HexDisplayPrefix contains the prefix to display on hexadecimal values--$ for Pascal (Delphi) syntax, 0x for C++ syntax.
LeadBytes	Lists all values that can be the first byte of a double-byte character on the local system.
ListSeparator	The character used to separate items in a list.
LongDateFormat	LongDateFormat is the format string used to convert a date value to a long string suitable for display but not for editing.
LongDayNames	LongDayNames is the array of strings containing long day names. The dddd format specifier in a format string passed to FormatDateTime causes a long day name to be substituted.
LongMonthNames	LongMonthNames is the array of strings containing long month names. The mmmm format specifier in a format string passed to FormatDateTime causes a long month name to be substituted.
LongTimeFormat	LongTimeFormat is the format string used to convert a time value to a string with hours, minutes, and seconds.
MaxCurrency	Defines the largest value supported for Currency data types.
MaxDateTime	Specifies the highest supported TDateTime value.
MinCurrency	Defines the largest negative value supported for Currency data types.
MinDateTime	Specifies the earliest supported TDateTime value.
MonthDays	Defines the number of days in each month for normal and leap years.
NegCurrFormat	NegCurrFormat defines the currency format used in floating-point to decimal conversions of negative numbers.
NullAnsiStr
NullStr	A pointer to an empty string.
NullWideStr	A pointer to an empty wide string.
ShortDateFormat	ShortDateFormat is the format string used to convert a date value to a short string suitable for editing.
ShortDayNames	ShortDayNames is the array of strings containing short day names. The ddd format specifier in a format string passed to FormatDateTime causes a short day name to be substituted.
ShortMonthNames	ShortMonthNames is the array of strings containing short month names. The mmm format specifier in a format string passed to FormatDateTime causes a short month name to be substituted.
ShortTimeFormat	ShortTimeFormat is the format string used to convert a time value to a short string with only hours and minutes.
SysLocale	SysLocale holds locale information.
ThousandSeparator	ThousandSeparator is the character used to separate thousands in numbers with more than three digits to the left of the decimal separator.
TimeAMString	TimeAMString is the suffix string used for time values from 00:00 through 11:59 in 12-hour clock format.
TimePMString	TimePMString is the suffix string used for time values from 12:00 through 23:59 in 12-hour clock format.
TimeSeparator	TimeSeparator is the character used to separate the hour, minute, and second parts of a time value.
TrueBoolStrs	Lists strings that can represent the boolean value False.
TwoDigitYearCenturyWindow	Delphi Information From SysUtils.pas TwoDigitYearCenturyWindow: Word Unit: SysUtils Type: variable Visibility: public C++ Information From SysUtils.hpp unsigned short TwoDigitYearCenturyWindow; Unit: SysUtils Type: variable Description Used internally to determine the century of two-digit years when string dates are converted to numeric dates. If the value of TwoDigitYearCenturyWindow is nonzero, then it is subtracted from the current year to calculate the floating "pivot", prior to which two-digit years are interpreted as pertaining to the next century. By default, the value is 50. The following table shows some examples: Current Year TwoDigitCenturyWindow Value Century "Pivot" StrToDate('01/01/03') StrToDate('01/01/68') StrToDate('01/01/50') 1998 0 1900 1903 1968 1950 1998 50 2000 2003 1968 1950 2020 50 1970 2003 2068 2050 Note: The TwoDigitYearCenturyWindow variable is deprecated. Use the TwoDigitYearCenturyWindow field of the FormatSettings global variable instead.
Win32BuildNumber	Specifies the build level of the Windows Operating System operating.
Win32CSDVersion	Specifies the Win32 latest installed service pack.
Win32MajorVersion	Specifies which major Windows Operating System version is operating.
Win32MinorVersion	Specifies which minor Windows Operating System version is operating.
Win32Platform	Specifies the Windows Operating System platform identifier.