CollectionBase.Clear Method

Removes all objects from the CollectionBase instance. This method cannot be overridden.

Namespace:  System.Collections
Assembly:  mscorlib (in mscorlib.dll)

public void Clear()

Implements

IList.Clear()

Count is set to zero.

This method is an O(n) operation, where n is Count.

To perform custom actions before or after the collection is cleared, override the protected OnClear or OnClearComplete method.

.NET Framework

Supported in: 4.6, 4.5, 4, 3.5, 3.0, 2.0, 1.1, 1.0

.NET Framework Client Profile

Supported in: 4, 3.5 SP1

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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