.\" Generated by the Allegro makedoc utility
.TH uisdigit 3alleg4 "version 4.4.3" "Allegro" "Allegro manual"
.SH NAME
uisdigit \- Tells if a character is a digit. Allegro game programming library.\&
.SH SYNOPSIS
.B #include <allegro.h>

.sp
.B int uisdigit(int c);
.SH DESCRIPTION
Returns nonzero if `c' is a digit.

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

.SH SEE ALSO
.BR uisspace (3alleg4),
.BR ugetc (3alleg4),
.BR usetc (3alleg4),
.BR uwidth (3alleg4),
.BR ucwidth (3alleg4),
.BR uisok (3alleg4)