public ActionResult SelectColumnsIFrame_btnSaveContinue_Click(JArray columns) { // 关闭弹出窗体,然后执行父页面的JavaScript函数(exportToExcel)并传入参数 ActiveWindow.HideExecuteScript(String.Format("exportToExcel({0});", columns.ToString(Newtonsoft.Json.Formatting.None))); return(UIHelper.Result()); }