ImmutableList.LastIndexOf<T> Method (IImmutableList<T>, T, IEqualityComparer<T>)

 

Searches for the specified object and returns the zero-based index of the last occurrence within the entire immutable list.

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

public static int LastIndexOf<T>(
	this IImmutableList<T> list,
	T item,
	IEqualityComparer<T> equalityComparer
)

Parameters

list
Type: System.Collections.Immutable.IImmutableList<T>

The list to search.

item
Type: T

The object to locate in the Immutable list. The value can be null for reference types.

equalityComparer
Type: System.Collections.Generic.IEqualityComparer<T>

The equality comparer to use in the search.

Return Value

Type: System.Int32

The zero-based index of the last occurrence of item within the entire the Immutable list, if found; otherwise, –1.

Type Parameters

T

The type of items in the list.

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