flash Subroutine
Purpose
Flashes the screen.
Library
Curses Library (libcurses.a)
Syntax
#include <curses.h>
int flash(void);
Description
The flash subroutine alerts the user. It flashes the screen, or if that is not possible, it sounds the audible alarm on the terminal. If neither signal is possible, nothing happens.
Return Values
The flash subroutine always returns OK.
Examples
To cause the terminal to flash, enter:
flash();