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StateManagedCollection.OnInsert Method

When overridden in a derived class, performs additional work before the Insert(Int32, Object) or Add(Object) method adds an item to the collection.

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

protected virtual void OnInsert(
	int index,
	Object value


Type: System.Int32
The zero-based index at which value should be inserted by the Insert(Int32, Object) method.
Type: System.Object
The object to insert into the StateManagedCollection.

Collections derived from StateManagedCollection can override the OnInsert method to perform any additional work before an item is added to the collection using the Add(Object) or Insert(Int32, Object) method.

.NET Framework

Supported in: 4, 3.5, 3.0, 2.0

Windows 7, Windows Vista SP1 or later, Windows XP SP3, Windows XP SP2 x64 Edition, Windows Server 2008 (Server Core not supported), Windows Server 2008 R2 (Server Core supported with SP1 or later), Windows Server 2003 SP2

The .NET Framework does not support all versions of every platform. For a list of the supported versions, see .NET Framework System Requirements.