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 abstract ContainsKey : 
        key:string -> bool  
private override ContainsKey : 
        key:string -> bool

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: 4.6, 4.5, 4

.NET Framework Client Profile

Supported in: 4

.NET for Windows Phone apps

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

Portable Class Library

Supported in: Portable Class Library
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