RAD Studio VCL Reference
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TCharacter.IsControl Method (Char)

Determines whether a UTF-16 character is defined as a control character in the Unicode specifications.

Pascal
class function IsControl(C: Char): Boolean; overload; static;
class function IsControl(const S: string; Index: Integer): Boolean; overload; static;
C++
static __fastcall Boolean IsControl(Char C);
static __fastcall Boolean IsControl(const AnsiString S, int Index);

Returns true if the UTF-16 character is defined as a control character in the Unicode specifications. 

 

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