System.AnsiStrings

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Provides routines to work with strings of type AnsiString.

Routines

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AnsiCompareFileName	Compares file names.
AnsiCompareStr	Compare two strings with case-sensitivity.
AnsiCompareText	Compare two strings without case-sensitivity.
AnsiContainsStr	Test if subtext is found in text with case-sensitivity.
AnsiContainsText	Test if subtext is found in text without case-sensitivity.
AnsiDequotedStr	Convert quoted string to unquoted string.
AnsiEndsStr	Test if trailing part of text matches subtext with case-sensitivity.
AnsiEndsText	Test if trailing part of text matches subtext without case-sensitivity.
AnsiExtractQuotedStr	Converts a quoted string into an unquoted string.
AnsiFormatBuf	Format argument list using format string.
AnsiIndexStr	Look for string in string array with case-sensitivity.
AnsiIndexText	Look for string in string array without case-sensitivity.
AnsiLastChar	Get last full character in string.
AnsiLeftStr	Returns substring of specified length at start of string.
AnsiLowerCase	Convert characters to lower case.
AnsiLowerCaseFileName (deprecated)	Convert file name to lower case.
AnsiMatchStr	Determines if string is in string array with case-sensitivity.
AnsiMatchText	Determines if string is in string array without case-sensitivity.
AnsiMidStr	Returns substring of specified length at specified position in string.
AnsiPos	Get index value of first character in substring that occurs in string.
AnsiQuotedStr	Get quoted string from string.
AnsiReplaceStr	Replaces all occurrences of a substring within a string, using case-sensitive search.
AnsiReplaceText	Replace all occurrences of a substring.
AnsiReverseString	Reverse AnsiString.
AnsiRightStr	Returns substring of specified length at end of string.
AnsiSameStr	Compare two strings with case-sensitivity.
AnsiSameText	Compare two strings without case-sensitivity.
AnsiStartsStr	Test if leading part of text matches subtext with case-sensitivity.
AnsiStartsText	Test if leading part of text matches subtext 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.
AnsiStrLastChar	Returns a pointer to the last character in a null-terminated string.
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.
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	Convert characters to upper case.
AnsiUpperCaseFileName (deprecated)	Convert file name to lower case.
AppendStr (deprecated)	Appends a dynamically allocated string to an existing string.
AssignStr (deprecated)	Assigns a new dynamically allocated string to a specified pointer.
ByteToCharIndex (deprecated)	Returns the position of the character that contains a specified byte in a string.
ByteToCharLen (deprecated)	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.
ChangeFileExt	Change filename extension.
ChangeFilePath	Change filename path.
CharLength	Gets the number of bytes required by character.
CharToByteIndex (deprecated)	Returns the 1-based index of the first byte of a specified character in a string.
CharToByteLen (deprecated)	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.
CompareStr	Compare two strings with case-sensitivity.
CompareText	Compare two strings for equality without case-sensitivity.
ContainsStr	Test if subtext is found in text with case-sensitivity.
ContainsText	Test if subtext is found in text without case-sensitivity.
DisposeStr (deprecated)	Disposes of a string pointer that was allocated using NewStr.
DupeString	Make copies of string.
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.
EndsStr	Test if trailing part of text matches subtext with case-sensitivity.
EndsText	Test if trailing part of text matches subtext without case-sensitivity.
ExcludeTrailingBackslash	Previous name for ExcludeTrailingPathDelimiter.
ExcludeTrailingPathDelimiter	Returns a path name without a trailing delimiter. Note: Do not use this method for new development. In particular, if you are doing multi-device development, we recommend that you use the next-generation implementation, System.SysUtils.ExcludeTrailingPathDelimiter, which provides support for mobile platforms as well.
ExpandFileName	Expand filename to fully qualified filename.
ExpandFileNameCase	Get fully qualified filename by performing case-insensitive filename search looking for a close match.
ExpandUNCFileName	Expand filename to fully qualified filename.
ExtractFileDir	Extracts drive and directory parts of filename.
ExtractFileDrive	Extract drive part of filename.
ExtractFileExt	Extract extension part of filename.
ExtractFileName	Extract name and extension parts of filename.
ExtractFilePath	Extract drive and directory parts of filename.
ExtractRelativePath	Return file path name relative to base name.
ExtractShortPathName	Convert filename to short form.
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.
FmtStr	Format argument list using format string.
Format	Formats the argument list given by the Args parameter using the format string given by the Format parameter.
FormatBuf	Formats the arguments from an array, placing the result in a buffer.
IncludeTrailingBackslash	Previous name for IncludeTrailingPathDelimiter.
IncludeTrailingPathDelimiter	Ensures that the path name ends with a delimiter. Note: Do not use this method for new development. In particular, if you are doing multi-device development, we recommend that you use the next-generation implementation, System.SysUtils.IncludeTrailingPathDelimiter, which provides support for mobile platforms as well.
IndexStr	Look for string in string array with case-sensitivity.
IndexText	Look for string in string array without case-sensitivity..
IsDelimiter	Test if character is delimiter.
IsPathDelimiter	Test if character is path delimiter.
IsValidIdent
LastDelimiter	Byte index of rightmost whole delimiter character.
LeftBStr	Returns the substring of a specified number of bytes that appears at the start of a string.
LeftStr	Returns the substring of a specified length that appears at the start of a string.
LowerCase	Convert all characters to lower case.
MatchStr	Determines if string in string array with case-sensitivity.
MatchText	Determines if string in string array.
MidBStr	Returns the substring of a specified number of bytes that appears at a specified position in a string.
MidStr	Returns the substring of a specified length that appears at a specified position in a string.
NewStr (deprecated)	Allocates a string on the heap.
NextCharIndex	Byte index of first byte of next character.
PosEx	Returns index value of substring, starting at offset.
QuotedStr	Gets quoted string from string.
RandomFrom	Randomly return one of given strings in array.
ReplaceStr	Replaces all occurrences of a substring within a string, using case-sensitive search.
ReplaceText	Replace all occurrences of a substring.
ReverseString	Reverse AnsiString.
RightBStr	Returns the substring of a specified number of bytes that appears at the end of a string.
RightStr	Returns the substring of a specified length that appears at the end of a string.
SameFileName	Compare file names for equality.
SameStr	Compare two strings with case-sensitivity.
SameText	Compare two strings for equality without case-sensitivity.
SearchBuf	Locates a substring within a text buffer.
StartsStr	Test if leading part of text matches subtext with case-sensitivity.
StartsText	Test if leading part of text matches subtext without case-sensitivity.
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.
StringReplace	Replaces occurrences of a substring within a string.
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 a source to a destination.
StrLen	Returns the number of characters in a string, excluding the null terminator.
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.
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.
StrPas	Converts null-terminated string to an AnsiString (long string).
StrPCopy	Copies an AnsiString (long string) to a null-terminated string.
StrPLCopy	Copies characters from an AnsiString (long string) to a null-terminated 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.
StrUpper	Returns a string in uppercase.
StuffString	Replace segment of AnsiString with another one.
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.
Trim	Trim leading and trailing spaces and control characters.
TrimLeft	Trim leading spaces and control characters.
TrimRight	Trim trailing spaces and control characters.
UpperCase	Convert all characters to upper case.

Types

TFilenameCaseMatch

File match indicator for ExpandFileNameCase.

Variables

EmptyAnsiStr	An empty string constant.
NullAnsiStr	Pointer to the empty ANSI string constant.
WordDelimiters	Set of ANSI characters that are word delimiters.