JCL Help:PWideCharOrNil

 JCL Help: PWideCharOrNil Function

BaseServices.Pointermanipulation

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Summary

Explicit replacement for PWideChar typecast.

Pascal

 function PWideCharOrNil(const W: WideString): PWideChar;

Parameters

Parameters	Description
S	The string for which to return a PWideChar.

Return Value

If the specified string is empty the funtion returns nil, otherwise it returns a pointer to the first character of the string.

Description

PWideCharOrNil returns a pointer to the first character of the specified string or nil of the string is empty. This is identical to simply typecasting to PWideChar except that this function makes the behaviour of the typecast explicit (and independent of the compiler).

See Also

PCharOrNil

About

Unit

JclSysUtils

Donator

Petr Vones

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