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IDictionary.Contains Method
.NET Framework 1.1
When implemented by a class, determines whether the IDictionary contains an element with the specified key.
[Visual Basic] Function Contains( _ ByVal key As Object _ ) As Boolean [C#] bool Contains( object key ); [C++] bool Contains( Object* key ); [JScript] function Contains( key : Object ) : Boolean;
Parameters
- key
- The key to locate in the IDictionary.
Return Value
true if the IDictionary contains an element with the key; otherwise, false.
Exceptions
| Exception Type | Condition |
|---|---|
| ArgumentNullException | key is a null reference (Nothing in Visual Basic). |
Requirements
Platforms: Windows 98, Windows NT 4.0, Windows Millennium Edition, Windows 2000, Windows XP Home Edition, Windows XP Professional, Windows Server 2003 family, .NET Compact Framework, Common Language Infrastructure (CLI) Standard
See Also
IDictionary Interface | IDictionary Members | System.Collections Namespace
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