檢查頁面否有輸入特殊字元

  
    
    String strReturnPageUrl ="www.google.com";

    protected void Page_Error(object sender, EventArgs e)
    {
        Exception ex = Server.GetLastError();
        if (ex is HttpRequestValidationException)
        {
            Session.Clear();
            JSUtil.AlertSussTranscation("請勿輸入特殊字元！", strReturnPageUrl);
        }
    }