network_domain_check

函数


network_domain_check ( No parameters )
返回值
  • (string|false) Base domain if network exists, otherwise false.
定义位置
  • wp-admin/includes/network.php
    , line 19
引入
3.0.0
弃用

Check for an existing network.

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;
}