System.Character.TCharHelper.IsDigit
Delphi
function IsDigit: Boolean; overload;
class function IsDigit(const S: string; Index: Integer): Boolean; overload; static;
class function IsDigit(C: UCS4Char): Boolean; overload; static;
Properties
Type | Visibility | Source | Unit | Parent |
---|---|---|---|---|
function | public | System.Character.pas | System.Character | TCharHelper |
Description
Determines whether the UTF-16 character is defined as a digit in the Unicode specifications.
This method is overloaded:
- Returns True if the UTF-16 character is defined as a digit in the Unicode specifications.
- Returns True if the character at
Index
in stringS
is defined as a digit in the Unicode specifications. - Returns True if the UCS4Char is defined as a digit in the Unicode specifications.