(PHP 4 >= 4.0.7, PHP 5 < 5.3.0, PECL ncurses >= 1.0.0)
Flash terminal screen (visual bell)
bool ncurses_flash ( void )
Flashes the screen, and if its not possible, sends an audible alert (bell).
Returns:
Returns FALSE on success, otherwise TRUE.
This function is EXPERIMENTAL. The behaviour of this function, its name, and surrounding documentation may