Zilog Z8F0130 - Manual (Page 468)

Appendix B. C Standard Library UM013037-1212
444
Zilog Developer Studio II – Z8 Encore!
User Manual
Example
int r;

char c='1';

r=isprint(c);
ispunct
Tests for any printing character except space (' ') or a character for which isalnum is true.
Synopsis
#include

int ispunct(int c);
Example
int r;

char c='a';

r=ispunct(c);
isspace
Tests for the following white-space characters: space (' '), form feed ('\f'), new line ('\n'),
carriage return ('\r'), horizontal tab ('\t'), or vertical tab ('\v').
Synopsis
#include

int isspace(int c);
Example
int r;

char c='';

r=isspace(c);
isupper
Tests for any uppercase letter 'A' to 'Z'.
Synopsis
#include

int isupper(int c);