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Control.OnInit Method

Raises the Init event.

Namespace:  System.Web.UI
Assembly:  System.Web (in System.Web.dll)

'Declaration
Protected Friend Overridable Sub OnInit ( _
	e As EventArgs _
)

Parameters

e
Type: System.EventArgs

An EventArgs object that contains the event data.

ASP.NET calls this method to raise the Init 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 OnInit method to notify subscribers to the event.

' Override the OnInit method to set _text to  
' a default value if it is null.
<System.Security.Permissions.PermissionSetAttribute( _
  System.Security.Permissions.SecurityAction.Demand, _
    Name:="FullTrust")> _
Protected Overrides Sub OnInit(ByVal e As EventArgs)
    MyBase.OnInit(e)
    If _text Is Nothing Then
        _text = "Here is some default text." 
    End If 
End Sub 'OnInit

.NET Framework

Supported in: 4.6, 4.5, 4, 3.5, 3.0, 2.0, 1.1
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