'Deklaration
 
Public Default Property Item( _
   ByVal key As TKey _
) As TValue

'Usage
 
Dim instance As ObservableDictionary(Of TKey,TValue)
Dim key As TKey
Dim value As TValue
 
instance.Item(key) = value
 
value = instance.Item(key)

public TValue this[ 
   TKey key
]; {get; set;}

Parameter

key

Target Platforms: Windows 7, Windows Vista SP1 or later, Windows XP SP3, Windows Server 2008 (Server Core not supported), Windows Server 2008 R2 (Server Core supported with SP1 or later), Windows Server 2003 SP2

Referenz

ObservableDictionary<TKey,TValue> Klasse
ObservableDictionary<TKey,TValue> Member