ncurses_doupdate

(PHP 4 >= 4.0.7, PHP 5 < 5.3.0, PECL ncurses >= 1.0.0)

ncurses_doupdate — Write all prepared refreshes to terminal

Description

ncurses_doupdate ( ) : bool

Warning

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.

Compares the virtual screen to the physical screen and updates the physical screen. This way is more effective than using multiple refresh calls.

Return Values

Returns true on success or false on failure.

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https://www.php.net/manual/en/function.ncurses-doupdate.php