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StateManagedCollection.OnInsert Method

When overridden in a derived class, performs additional work before the Insert or Add 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 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 or Insert method.

.NET Framework

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

Windows 8.1, Windows Server 2012 R2, Windows 8, Windows Server 2012, Windows 7, Windows Vista SP2, Windows Server 2008 (Server Core Role not supported), Windows Server 2008 R2 (Server Core Role supported with SP1 or later; Itanium not supported)

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

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