ListBox.SelectedObjectCollection.Contains(Object) Method
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Determines whether the specified item is located within the collection.
public:
virtual bool Contains(System::Object ^ selectedObject);public bool Contains(object selectedObject);public bool Contains(object? selectedObject);abstract member Contains : obj -> bool
override this.Contains : obj -> boolPublic Function Contains (selectedObject As Object) As Boolean- selectedObject
- Object
An object representing the item to locate in the collection.
true if the specified item is located in the collection; otherwise, false.
The Contains method enables you to determine whether an item from the ListBox.ObjectCollection class is a member of the selected items stored in the ListBox.SelectedObjectCollection. You can use this to determine if a specific item in a multiple-selection ListBox is selected.
| 製品 | バージョン |
|---|---|
| .NET Framework | 1.1, 2.0, 3.0, 3.5, 4.0, 4.5, 4.5.1, 4.5.2, 4.6, 4.6.1, 4.6.2, 4.7, 4.7.1, 4.7.2, 4.8, 4.8.1 |
| Windows Desktop | 3.0, 3.1, 5, 6, 7, 8, 9, 10 |
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