ListBox::SelectedIndexCollection::IndexOf Method (Int32)
.NET Framework (current version)
Returns the index within the ListBox::SelectedIndexCollection of the specified index from the ListBox::ObjectCollection of the ListBox.
Assembly: System.Windows.Forms (in System.Windows.Forms.dll)
Parameters
- selectedIndex
-
Type:
System::Int32
The zero-based index from the ListBox::ObjectCollection to locate in this collection.
Return Value
Type: System::Int32The zero-based index in the collection where the specified index of the ListBox::ObjectCollection was located within the ListBox::SelectedIndexCollection; otherwise, negative one (-1).
Once you know that an item is located within the collection (using the Contains method), you can use the IndexOf method to determine where a specific index position within the ListBox::ObjectCollection for the ListBox is stored within the ListBox::SelectedIndexCollection.
.NET Framework
Available since 1.1
Available since 1.1
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