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Control.OnUnload(EventArgs) Method

  • Reference

Definition

Namespace:
System.Web.UI
Assembly:
System.Web.dll

Raises the Unload event.

protected:
 virtual void OnUnload(EventArgs ^ e);
protected public:
 virtual void OnUnload(EventArgs ^ e);
protected virtual void OnUnload (EventArgs e);
protected internal virtual void OnUnload (EventArgs e);
abstract member OnUnload : EventArgs -> unit
override this.OnUnload : EventArgs -> unit
Protected Overridable Sub OnUnload (e As EventArgs)
Protected Friend Overridable Sub OnUnload (e As EventArgs)

Parameters

e
EventArgs

An EventArgs object that contains event data.

Examples

// Override the OnUnLoad method to set _text to
// a default value if it is null.
protected override void OnUnload(EventArgs e)
{
    base.OnUnload(e);
    if (_text == null)
        _text = "Here is some default text.";
}

' Override the OnUnLoad method to set _text to
' a default value if it is null.
Protected Overrides Sub OnUnload(ByVal e As EventArgs)
    MyBase.OnUnload(e)
    If _text Is Nothing Then
        _text = "Here is some default text."
    End If
End Sub

Remarks

ASP.NET calls this method to raise the Unload event. If you are developing a custom control, you can override this method in order to provide additional processing. If you override this method, call the base control's OnUnload method to notify subscribers to the event.

Applies to

See also