iswalpha

Tests for an alphabetic wide-character code in the current locale.

Library:LibC

Classification:ANSI

Service:Characters and Strings

Syntax

  #include <wctype.h>    
   
  int  iswalpha (
     wint_t   wc);

Parameters

wc: (IN) Specifies the wide-character code to test.

Return Values

Returns nonzero if the argument is an alphabetic wide-character code. Otherwise, returns 0.

Remarks

An alphabetic wide-character code is any wide-character code for which iswupper or iswlower is true.

See Also