WP_Rewrite::refresh_rewrite_rules │ private │ WP 6.4.0

Refreshes the rewrite rules, saving the fresh value to the database.

If the wp_loaded action has not occurred yet, will postpone saving to the database.

Method of the class: WP_Rewrite{}

No Hooks.

Returns

null. Nothing (null).

Usage

// private - for code of main (parent) class only
$result = $this->refresh_rewrite_rules();

Changelog

Since 6.4.0 Introduced.

WP_Rewrite::refresh_rewrite_rules() code WP 6.9.1

wp-includes/class-wp-rewrite.php 
private function refresh_rewrite_rules() {
	$this->rules   = '';
	$this->matches = 'matches';

	$this->rewrite_rules();

	if ( ! did_action( 'wp_loaded' ) ) {
		/*
		 * It is not safe to save the results right now, as the rules may be partial.
		 * Need to give all rules the chance to register.
		 */
		add_action( 'wp_loaded', array( $this, 'flush_rules' ) );
	} else {
		update_option( 'rewrite_rules', $this->rules );
	}
}