[英]how to run a C# command with javascript ?
看一下這個程序:
WebForm1.aspx應該調用來自MultiCust_MultipleFunction.cs的C#命令Button1_Click,但是當我運行代碼時,它給MultiCust_MultipleFunction.cs提供了錯誤。 它說Button1未在當前上下文中定義。
順便說一句,當我運行該程序時,我得到“在解析服務此請求全局asax所需的資源期間發生錯誤”
MultiCust_MultipleFunction.cs:
MultiCust_MultipleFunction.cs :
using System;
using System.Data;
using System.Configuration;
using System.Collections;
using System.Web;
using System.Web.Security;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Web.UI.WebControls.WebParts;
using System.Web.UI.HtmlControls;
public partial class MultiCust_MultipleFunction : System.Web.UI.Page
{
protected void Page_Load(object sender, EventArgs e)
{
Button1.Attributes.Add("onClick", "ShowMessage()");
}
protected void Button1_Click(object sender, EventArgs e)
{
Response.Write("Zaq");
}
}
WebForm1.aspx的:
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml" >
<head runat="server">
<title>Execute Multiple function with a Button</title>
</head>
<script language="javascript" type="text/javascript">
function ShowMessage() {
alert("Hi");
}
</script>
<body>
<form id="form1" runat="server">
<div>
<asp:Button ID="Button1" runat="server" OnClick="Button1_Click" Text="Button" /></div>
</form>
</body>
</html>
代碼看起來還不錯,請嘗試刪除該按鈕,然后再次添加它(確保調試器未運行),然后單擊項目下的build,這應該可以修復它。
在OnClientClick
上調用方法
Button1.Attributes.Add("OnClientClick", "ShowMessage();")
希望這個幫助
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