ASPX Design Page
<html xmlns="http://www.w3.org/1999/xhtml">
<head id="Head1" runat="server">
<title>Testing Page</title>
<script type="text/javascript" language="javascript">
function TestingCodeBehind1() {
document.getElementById('<%= Label1.ClientID %>').innerHTML = '<%= TestingCodeBehind() %>';
return false;
}
function TestingCodeBehind2() {
document.getElementById('<%= Button2.ClientID %>').click();
}
</script>
</head>
<body>
<form id="form1" runat="server">
<table>
<tr>
<td>
<input id="Button1" type="button" value="Button One" onclick="javascript:TestingCodeBehind1()" />
<br />
<asp:Button ID="Button2" runat="server" Text="" OnClick="ClickedME" /><br />
<input id="Button3" type="button" value="Button two" onclick="javascript:TestingCodeBehind2()" />
<br />
<asp:Label ID="Label1" runat="server" Text=""></asp:Label>
</td>
</tr>
</table>
</form>
</body>
</html>
C# Code
protected void Page_Load(object sender, EventArgs e)
{
Button2.Attributes.Add("style", "visibility :hidden");
}
protected string TestingCodeBehind()
{
return "this is a string from C# code behind " + DateTime.Now.ToString();
}
protected void ClickedME(object sender, EventArgs e)
{
Label1.Text = "You clicked this button on " + DateTime.Now.ToString();
}