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RAD Studio VCL Reference
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Character.IsNumber Function
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RAD Studio VCL Reference
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Determines whether a UTF-16 character is defined as a number in the Unicode specifications.
function IsNumber(C: Char): Boolean; overload; function IsNumber(const S: string; Index: Integer): Boolean; overload;
Boolean IsNumber(Char C); Boolean IsNumber(const AnsiString S, int Index);
Returns true if the UTF-16 character is defined as a number in the Unicode specifications.
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