System.Character.IsLetter
Delphi
function IsLetter(C: Char): Boolean;
function IsLetter(C: UCS4Char): Boolean;
function IsLetter(const S: string; Index: Integer): Boolean;
C++
extern DELPHI_PACKAGE bool __fastcall IsLetter(System::WideChar C)/* overload */;
Properties
| Type | Visibility | Source | Unit | Parent |
|---|---|---|---|---|
| function | public | System.Character.pas System.Character.hpp |
System.Character | System.Character |
Description
Warning: IsLetter is deprecated. Please use TCharHelper.IsLetter.
Determines whether a UTF-16 character is defined as a letter in the Unicode specifications.
Returns true if the UTF-16 character is defined as a letter in the Unicode specifications.
See Also