# PreRender Event

Fired when the server control is about to render to its containing Page object.

### Event Parameters

* `(object)` **sender**

  * The control that fires the event

* `(EventArgs)` **e**

  * Does not contain arguments

### Attaching the event

In the Markup

```ASP.NET
<telerik:RadGrid ID="RadGrid1" runat="server" OnPreRender="RadGrid1_PreRender">
</telerik:RadGrid>
```

In the Code behind

```C#
protected void Page_Init(object sender, EventArgs e)
{
    RadGrid1.PreRender += RadGrid1_PreRender;
}
```

```VB
Protected Sub Page_Init(sender As Object, e As EventArgs) Handles Me.Init
    AddHandler RadGrid1.PreRender, AddressOf RadGrid1_PreRender
End Sub
```

The event handler

```C#
protected void RadGrid1_PreRender(object sender, EventArgs e)
{
    //execute some logic
}
```

```VB
Protected Sub RadGrid1_PreRender(ByVal sender As Object, ByVal e As EventArgs)
    'execute some logic
End Sub
```

## See Also

* [Telerik RadGrid Event Sequence](https://www.telerik.com/products/aspnet-ajax/documentation/controls/grid/control-lifecycle/event-sequence)