register_setting │ action-hook │ WP 5.5.0

Fires immediately before the setting is registered but after its filters are in place.

Usage

add_action( 'register_setting', 'wp_kama_register_setting_action', 10, 3 );

/**
 * Function for `register_setting` action-hook.
 * 
 * @param string $option_group Setting group.
 * @param string $option_name  Setting name.
 * @param array  $args         Array of setting registration arguments.
 *
 * @return void
 */
function wp_kama_register_setting_action( $option_group, $option_name, $args ){
	// action...
}

$option_group(string)

Setting group.

$option_name(string)

Setting name.

$args(array)

Array of setting registration arguments.

Changelog

Where the hook is called

do_action( 'register_setting', $option_group, $option_name, $args );

Where the hook is used in WordPress