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HashSet<T>.CreateSetComparer Method

Returns an IEqualityComparer object that can be used for equality testing of a HashSet<T> object.

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

public static IEqualityComparer<HashSet<T>> CreateSetComparer()

Return Value

Type: System.Collections.Generic.IEqualityComparer<HashSet<T>>
An IEqualityComparer object that can be used for deep equality testing of the HashSet<T> object.

The IEqualityComparer object checks for equality at only one level; however, you can chain together comparers at additional levels to perform deeper equality testing.

Calling this method is an O(1) operation.

.NET Framework

Supported in: 4.6, 4.5, 4, 3.5

.NET Framework Client Profile

Supported in: 4, 3.5 SP1
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