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uisdigit(3alleg4) Allegro manual uisdigit(3alleg4)

NAME

uisdigit - Tells if a character is a digit. Allegro game programming library.

SYNOPSIS

#include <allegro.h>

int uisdigit(int c);

DESCRIPTION

Returns nonzero if `c' is a digit. 

   for (counter = 0; counter < ustrlen(text_string); counter++) {
      if (uisdigit(ugetat(text_string, counter)))
         usetat(text_string, counter, '*');
   }

SEE ALSO

uisspace(3alleg4), ugetc(3alleg4), usetc(3alleg4), uwidth(3alleg4), ucwidth(3alleg4), uisok(3alleg4)
version 4.4.2 Allegro