Zilog ZUSBOPTS Manual de usuario descargar pdf (Pagina 450)

Standard Functions UM017105-0511

Zilog Developer Studio II – ZNEO™

Tests for any printing character except space (' ') or a character for which isalnum is true.

#include <ctype.h>

int ispunct(int c);

char c='a';

r=ispunct(c);

Tests for the following white-space characters: space (' '), form feed ('\f'), new line ('\n'),

carriage return ('\r'), horizontal tab ('\t'), or vertical tab ('\v').

#include <ctype.h>

int isspace(int c);

r=isspace(c);

Tests for any uppercase letter 'A' to 'Z'.

#include <ctype.h>

int isupper(int c);

char c='a';

r=isupper(c);

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Zilog ZUSBOPTS Manual de usuario Pagina 450