ReadOnlyCollection<T>.IList.Contains(Object) ReadOnlyCollection<T>.IList.Contains(Object) ReadOnlyCollection<T>.IList.Contains(Object) Method

Definition

Determines whether the IList contains a specific value.

 virtual bool System.Collections.IList.Contains(System::Object ^ value) = System::Collections::IList::Contains;
bool IList.Contains (object value);
Function Contains (value As Object) As Boolean Implements IList.Contains

Parameters

value
Object Object Object

The Object to locate in the IList.

Returns

true if the Object is found in the IList; otherwise, false.

Implements

Exceptions

value is not of the type specified for the generic type parameter T.

Remarks

This method determines equality using the default comparer EqualityComparer<T>.Default.

This method performs a linear search; therefore, this method is an O(n) operation, where n is Count.

This member is an explicit interface member implementation. It can be used only when the ReadOnlyCollection<T> instance is cast to an IList interface.

Applies to