Determines if an element is in the ArrayList.
[Visual Basic] Overridable Public Function Contains( _ ByVal item As Object _ ) As Boolean [C#] public virtual bool Contains( object item ); [C++] public: virtual bool Contains( Object* item ); [JScript] public function Contains( item : Object ) : Boolean;
-or-
a null reference (in Visual Basic Nothing).
true if item is found in the ArrayList; otherwise, false.
This method can be overridden by a derived class.
This method performs a linear O(n) search and determines equality by calling Equals.
ArrayList Class | ArrayList Members | System.Collections Namespace