EqualityComparer<T>.Create Method
Definition
Important
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Creates an EqualityComparer<T> by using the specified delegates as the implementation of the comparer's Equals(T, T) and GetHashCode(T) methods.
public static System.Collections.Generic.EqualityComparer<T> Create (Func<T?,T?,bool> equals, Func<T,int>? getHashCode = default);
static member Create : Func<'T, 'T, bool> * Func<'T, int> -> System.Collections.Generic.EqualityComparer<'T>
Public Shared Function Create (equals As Func(Of T, T, Boolean), Optional getHashCode As Func(Of T, Integer) = Nothing) As EqualityComparer(Of T)
Parameters
The delegate to use to implement the Equals(T, T) method.
The delegate to use to implement the GetHashCode(T) method. If no delegate is supplied, calls to the resulting comparer's GetHashCode(T) will throw NotSupportedException.
Returns
The new comparer.
Exceptions
The equals
delegate was null
.