TreeNodeCollection.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 specified tree node is a member of the collection.
virtual bool System.Collections.IList.Contains(System::Object ^ node) = System::Collections::IList::Contains;
bool IList.Contains (object node);
bool IList.Contains (object? node);
abstract member System.Collections.IList.Contains : obj -> bool
override this.System.Collections.IList.Contains : obj -> bool
Function Contains (node As Object) As Boolean Implements IList.Contains
Parameters
- node
- Object
The object to find in the collection.
Returns
true
if node
is a member of the collection; otherwise, false
.
Implements
Remarks
If node
is not a TreeNode, the IList.Contains method returns false
. Therefore, you cannot pass in a string to determine if the collection contains a node that has the value of the string as its Text property.
Applies to
Feedback
https://aka.ms/ContentUserFeedback.
Binnenkort: Gedurende 2024 worden GitHub Issues uitgefaseerd als het feedbackmechanisme voor inhoud. Dit wordt vervangen door een nieuw feedbacksysteem. Ga voor meer informatie naar:Feedback verzenden en bekijken voor