APF_MetaBox_BuiltinFieldTypes::content_APF_MetaBox_BuiltinFieldTypes PHP Метод

    public function content_APF_MetaBox_BuiltinFieldTypes($sContent)
    {
        return $sContent . "<p>" . sprintf(__('This text is inserted with the <code>%1$s</code> hook.', 'admin-page-framework-loader'), __FUNCTION__) . "</p>";
    }