ListBox.SelectedIndexCollection.Contains(Int32) 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 index is located within the collection.
public:
bool Contains(int selectedIndex);
public bool Contains (int selectedIndex);
member this.Contains : int -> bool
Public Function Contains (selectedIndex As Integer) As Boolean
Parameters
- selectedIndex
- Int32
The index to locate in the collection.
Returns
true
if the specified index from the ListBox.ObjectCollection for the ListBox is an item in this collection; otherwise, false
.
Remarks
The Contains method enables you to determine whether an index position from the ListBox.ObjectCollection class is a member of the selected indexes stored in the ListBox.SelectedIndexCollection. You can use this to determine whether a specific item in a multiple-selection ListBox is selected.