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ExpandoObject.IDictionary(Of String, Object).ContainsKey Method

Determines whether the dictionary contains the specified key.

Namespace:  System.Dynamic
Assemblies:   System.Dynamic.Runtime (in System.Dynamic.Runtime.dll)
  System.Core (in System.Core.dll)

'Declaration
Private Function ContainsKey ( _
	key As String _
) As Boolean Implements IDictionary(Of String, Object).ContainsKey

Parameters

key
Type: System.String

The key to locate in the dictionary.

Return Value

Type: System.Boolean
true if the dictionary contains an element that has the specified key; otherwise, false.

Implements

IDictionary(Of TKey, TValue).ContainsKey(TKey)

.NET Framework

Supported in: 4.6, 4.5, 4

.NET Framework Client Profile

Supported in: 4

Portable Class Library

Supported in: Portable Class Library

Supported in: Windows Phone 8.1

Supported in: Windows Phone Silverlight 8.1

Supported in: Windows Phone Silverlight 8
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