Call JavaScript from server side
来源:互联网 发布:mac伴奏降调 编辑:程序博客网 时间:2024/04/30 08:22
It is possible to execute a JavaScript from server-side code. In order to do this, make sure that the code is actually inserted on the page – the easiest way is to put a simple alert() and check if it is fired. Also the controls are rendered on the page before referencing them in your JavaScript function. Please have a look at the following sample code.
protected
void
RadButton1_Click(
object
sender, EventArgs e)
{
string
scriptstring =
"alert('JavaScript Executed');"
;
ScriptManager.RegisterStartupScript(Page, Page.GetType(),
"JavaScript"
, scriptstring,
true
);
}
ASPX:
<head runat="server"> <title></title> <script type="text/javascript"> function myJavaScript() { alert("JavaScript Executed"); } </script></head><body> <form id="form1" runat="server"> <asp:ScriptManager ID="ScriptManager1" runat="server"> </asp:ScriptManager> <div> <telerik:RadButton ID="RadButton1" runat="server" Text="Click" OnClick="RadButton1_Click"> </telerik:RadButton> <asp:Label ID="Label1" runat="server"></asp:Label> </div> </form></body>
c#
protected
void
RadButton1_Click(
object
sender, EventArgs e)
{
Label1.Text =
"<script type='text/javascript'>myJavaScript()</script>"
;
}
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