HashSet<T>.RemoveWhere Method

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Removes all elements that match the conditions defined by the specified predicate from a HashSet<T> collection.

Namespace: System.Collections.Generic
Assembly: System.Core (in System.Core.dll)

Syntax

'Declaration
Public Function RemoveWhere ( _
    match As Predicate(Of T) _
) As Integer

public int RemoveWhere(
    Predicate<T> match
)

match
Type: System.Predicate<T>
The Predicate<T> delegate that defines the conditions of the elements to remove.

Type: System.Int32
The number of elements that were removed from the HashSet<T> collection.

Exception	Condition
ArgumentNullException	match is nulla null reference (Nothing in Visual Basic).

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

Supported in: 5, 4

For a list of the operating systems and browsers that are supported by Silverlight, see Supported Operating Systems and Browsers.