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ExpandoObject::IDictionary<String, Object>::ContainsKey Method

Determines whether the dictionary contains the specified key.

Namespace:  System.Dynamic
Assembly:  System.Core (in System.Core.dll)

private:
virtual bool ContainsKey(
	String^ key
) sealed = IDictionary<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<TKey, TValue>::ContainsKey(TKey)

.NET Framework

Supported in: 4.5.2, 4.5.1, 4.5, 4

.NET Framework Client Profile

Supported in: 4

Portable Class Library

Supported in: Portable Class Library

.NET for Windows Store apps

Supported in: Windows 8

.NET for Windows Phone apps

Supported in: Windows Phone 8.1, Windows Phone 8, Silverlight 8.1

Windows Phone 8.1, Windows Phone 8, Windows 8.1, Windows Server 2012 R2, Windows 8, Windows Server 2012, Windows 7, Windows Vista SP2, Windows Server 2008 (Server Core Role not supported), Windows Server 2008 R2 (Server Core Role supported with SP1 or later; Itanium not supported)

The .NET Framework does not support all versions of every platform. For a list of the supported versions, see .NET Framework System Requirements.

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