Inject onload javascript for asp.net aspx master page

1. Add reference to HtmlControls on top of your cs file

using System.Web.UI.HtmlControls;

2. In your Page_Load function of the .cs file add

((HtmlGenericControl) this.Page.Master.FindControl(“PageBody”)).Attributes.Add(“onload”, “load()”);

3. Make sure your master page BODY has the the matching id from above. in this case:

ID=”PageBody” runat=”server”

4. In your aspx file, add you load function.

Inject onload javascript for asp.net aspx master page
Scroll to top
Join Waitlist We will inform you when the product arrives in stock. Please leave your valid email address below.