screen_options_show_submit │ filter-hook │ WP 4.4.0

Filters whether to show the Screen Options submit button.

Usage

add_filter( 'screen_options_show_submit', 'wp_kama_screen_options_show_submit_filter', 10, 2 );

/**
 * Function for `screen_options_show_submit` filter-hook.
 * 
 * @param bool      $show_button Whether to show Screen Options submit button.
 * @param WP_Screen $screen      Current WP_Screen instance.
 *
 * @return bool
 */
function wp_kama_screen_options_show_submit_filter( $show_button, $screen ){

	// filter...
	return $show_button;
}

$show_button(true|false)

Whether to show Screen Options submit button.
Default: false

$screen(WP_Screen)

Current WP_Screen instance.

Changelog

Where the hook is called

$show_button = apply_filters( 'screen_options_show_submit', false, $this );

Where the hook is used in WordPress

add_filter( 'screen_options_show_submit', '__return_true' );

add_filter( 'screen_options_show_submit', '__return_true' );