我不太确定自己在做什么错。我想将变量从JS函数传递到ASP,然后单击按钮在控制台中将其打印。
JS函数:
<script>
function can() {
var candy = "Chocolate";
document.getElementById("Hidden1").value = candy;
}
</script>
ASP.net:
<form id="form1" runat="server">
<div>
<input id="Hidden1" type="hidden" runat="server" />
<asp:Button ID="Button1" runat="server" OnClientClick="can()" Text="Button"
onclick="Button1_Click" />
</div>
</form>
<script runat="server">
protected void Button1_Click(object sender, EventArgs e){
Response.Write(Hidden1.Value);
}
</script>
答案 0 :(得分:1)
您将aspx.cs
文件放在错误的位置,应该放在.cs
文件中。您应该尝试如下操作:
Aspx:
<%@ Page Language="C#" AutoEventWireup="true" CodeBehind="WebForm1.aspx.cs" Inherits="WebFormTest.WebForm1" %>
<!DOCTYPE html>
<html xmlns="http://www.w3.org/1999/xhtml">
<head runat="server">
<title></title>
</head>
<body>
<form id="form1" runat="server">
<div>
<input id="Hidden1" type="hidden" runat="server" />
<asp:Button ID="Button1" runat="server" OnClientClick="can()" Text="Button"
onclick="Button1_Click" />
</div>
</form>
<script>
function can() {
var candy = "Chocolate";
document.getElementById("Hidden1").value = candy;
}
</script>
</body>
</html>
Aspx.cs:
protected void Button1_Click(object sender, EventArgs e)
{
Response.Write(Hidden1.Value);
}
Test Result:
How To Get It Worked:
根据您的评论:您将拥有WebForm1.aspx
页如果将其展开,则会得到WebForm1.aspx.cs
文件,只需粘贴您的cs
文件即可正常工作。
有关更多信息,请参见屏幕截图:
我已经测试并按预期工作。