ImmutableList::IndexOf<T> Method (IImmutableList<T>^, T, IEqualityComparer<T>^)
Searches for the specified object and returns the zero-based index of the first occurrence within the list.
Assembly: System.Collections.Immutable (in System.Collections.Immutable.dll)
public: generic<typename T> [ExtensionAttribute] static int IndexOf( 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::Int32The zero-based index of the first occurrence of item within the range of elements in the immutable list that extends from index to the last element, if found; otherwise, –1.
Type Parameters
- T
The type of items in the list.
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