Synopsis
#include <stdio.h>
int putchar(int c);
Description

putchar writes the character c to the standard output stream.

putchar returns the character written. If a write error occurs, putchar returns EOF.

Portability

putchar conforms to ISO/IEC 9899:1990 (C90) and ISO/IEC 9899:1999 (C99).

See also

Customizing putchar, puts