List<T>.IList.Contains(Object) Method
Definition
Important
Some information relates to prerelease product that may be substantially modified before it’s released. Microsoft makes no warranties, express or implied, with respect to the information provided here.
Determines whether the IList contains a specific value.
virtual bool System.Collections.IList.Contains(System::Object ^ item) = System::Collections::IList::Contains;
bool IList.Contains (object item);
abstract member System.Collections.IList.Contains : obj -> bool
override this.System.Collections.IList.Contains : obj -> bool
Function Contains (item As Object) As Boolean Implements IList.Contains
Parameters
Returns
true
if item
is found in the IList; otherwise, false
.
Implements
Remarks
This method determines equality using the default equality comparer EqualityComparer<T>.Default for T
, the type of values in the list.
This method performs a linear search; therefore, this method is an O(n) operation, where n is Count.
Applies to
Feedback
https://aka.ms/ContentUserFeedback.
În curând: Pe parcursul anului 2024, vom elimina treptat Probleme legate de GitHub ca mecanism de feedback pentru conținut și îl vom înlocui cu un nou sistem de feedback. Pentru mai multe informații, consultați:Trimiteți și vizualizați feedback pentru