Isxdigit - Analog Devices VISUALDSP++ 3.5 Manual

isxdigit

detect hexadecimal digit
Synopsis
#include <ctype.h>
int isxdigit(int c);
Description
The
isxdigit
character (
A-F, a-f,
returns a zero. If the argument is a hexadecimal digit,
isxdigit
returns a non-zero value.
Error Conditions
The
isxdigit
Example
#include <ctype.h>
int ch;
for (ch=0; ch<=0x7f; ch++) {
printf("%#04x", ch);
printf("%2s", isxdigit(ch) ? "hexadecimal" : "");
putchar('\n');
}
See Also
isalnum, isdigit
VisualDSP++ 3.5 C/C++ Compiler and Library Manual
for ADSP-219x DSPs
function determines if the argument is a hexadecimal digit
or ). If the argument is not a hexadecimal digit,
0-9
function does not return any error conditions.
C/C++ Run-Time Library
isxdigit
3-85