isprint¶

Synopsis¶

#include <ctype.h>

int isprint(int c);

Status¶

Implemented

Conformance¶

IEEE Std 1003.1-2017

Description¶

The isprint() function shall test whether c is a character of class print in the current locale.

The c argument is an int, the value of which the application shall ensure is a character representable as an unsigned char or equal to the value of the macro EOF. If the argument has any other value, the behavior is undefined.

Return value¶

The isprint() function shall return non-zero if c is a lowercase letter, otherwise shall return 0.

Errors¶

No errors are defined.

Tests¶

Tested

Known bugs¶

None