IndexOf(String) Method

In This Topic

Returns the zero-based index of the element with specified key in the BaseKeyCollection.

Syntax

'Declaration
 
Public Overloads Overridable Function IndexOf( _
   ByVal key As String _
) As Integer

'Usage
 
Dim instance As CalculatorButtonMappingCollection
Dim key As String
Dim value As Integer
 
value = instance.IndexOf(key)

public virtual int IndexOf( 
   string key
)

The zero-based index of the element with specified key within the BaseKeyCollection, if found; otherwise, -1.