(PHP 4 >= 4.2.0, PHP 5 < 5.3.0, PECL ncurses >= 1.0.0)
ncurses_keyok — Enable or disable a keycode
This function is EXPERIMENTAL. The behaviour of this function, its name, and surrounding documentation may change without notice in a future release of PHP. This function should be used at your own risk.
This function is currently not documented; only its argument list is available.