Comparison Routines

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This topic lists all comparison routines used in the Delphi run-time library.

Routine	Description
System.Classes.CollectionsEqual	Compares the contents of two collections.
System.DateUtils.CompareDate	Indicates the relationship between the date portions of two System.TDateTime values.
System.DateUtils.CompareDateTime	Indicates the relationship between two System.TDateTime values.
System.SysUtils.CompareMem	Performs a binary comparison of two memory images.
System.SysUtils.AnsiCompareStr	Compares two strings based on the current locale with case sensitivity.
System.SysUtils.CompareStr	Compares two strings with case sensitivity.
System.SysUtils.AnsiCompareText	Compares two strings based on the current locale without case sensitivity.
System.SysUtils.CompareText	Compares two strings for equality without case sensitivity.
System.DateUtils.CompareTime	Indicates the relationship between the time portions of two System.TDateTime values.
System.Math.CompareValue	Returns the relationship between two numeric values.
System.Math.EnsureRange	Returns the closest value to a specified value within a specified range.
System.Math.IfThen	Conditionally returns one of two specified values.
System.Math.InRange	Indicates whether a value falls within a specified range.
System.Math.SameValue	Indicates whether two floating-point values are (approximately) equal.
System.Variants.VarCompareValue	Returns the relationship between Variants.
System.SyncObjs.TInterlocked.CompareExchange	Compares two values and, if they are equal, replaces one of them with a different value.

See Also

• API Categories Index

Code Examples

• CompareStr (Delphi)

• CustomSort (Delphi)