ListBox.ObjectCollection.IndexOf(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.
Returns the index within the collection of the specified item.
public:
virtual int IndexOf(System::Object ^ value);
public:
int IndexOf(System::Object ^ value);
public int IndexOf (object value);
abstract member IndexOf : obj -> int
override this.IndexOf : obj -> int
member this.IndexOf : obj -> int
Public Function IndexOf (value As Object) As Integer
Parameters
- value
- Object
An object representing the item to locate in the collection.
Returns
The zero-based index where the item is located within the collection; otherwise, negative one (-1).
Implements
Exceptions
The value
parameter is null.
Remarks
The IndexOf method enables you to determine where an item is located within the collection. To determine whether an item is located within the collection before calling this method, use the Contains method.