Zilog ZUSBOPTS Manual do Utilizador descarregar pdf (Página 449)

UM017105-0511 Standard Functions

Zilog Developer Studio II – ZNEO™

Tests for any printing character except space (' ').

#include <ctype.h>

int isgraph(int c);

r=isgraph(c);

Tests for any lowercase letter 'a' to 'z'.

#include <ctype.h>

int islower(int c);

char c='a';

r=islower(c);

Tests for any printing character including space (' ').

#include <ctype.h>

int isprint(int c);

char c='1';

r=isprint(c);

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Zilog ZUSBOPTS Manual do Utilizador Página 449