isalnum.c File Reference

#include "../ctype.h"

Functions
int	isalnum (int c)
	Check if value is alfanumeric. More...

Function Documentation

isalnum()

int isalnum

(

int

c

)

Check if value is alfanumeric.

The isalnum function tests for any character for which isalpha or isdigit is true.

Parameters

c	Value to check.

Returns

1 if true, 0 if false