network_domain_check() │ WP 3.0.0

Check for an existing network.

No Hooks.

Return

String|false. Base domain if network exists, otherwise false.

Usage

network_domain_check();

Notes

• Global. wpdb. $wpdb WordPress database abstraction object.

Changelog

network_domain_check() network domain check code ^{WP 6.8}

function network_domain_check() {
	global $wpdb;

	$sql = $wpdb->prepare( 'SHOW TABLES LIKE %s', $wpdb->esc_like( $wpdb->site ) );
	if ( $wpdb->get_var( $sql ) ) {
		return $wpdb->get_var( "SELECT domain FROM $wpdb->site ORDER BY id ASC LIMIT 1" );
	}
	return false;
}