Cuemon .NET Framework
ContainsKey Method (IReadOnlyDictionary<TKey,TValue>)

The key to locate in the IReadOnlyDictionary<TKey,TValue>.
Determines whether the IReadOnlyDictionary<TKey,TValue> contains the specified key.
Function ContainsKey( _
   ByVal key As TKey _
) As Boolean
bool ContainsKey( 
   TKey key


The key to locate in the IReadOnlyDictionary<TKey,TValue>.

Return Value

true if the IReadOnlyDictionary<TKey,TValue> contains an element with the specified key; otherwise, false.

Target Platforms: Windows 8, Windows Server 2012, 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

See Also


IReadOnlyDictionary<TKey,TValue> Interface
IReadOnlyDictionary<TKey,TValue> Members



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