ExpandoObject.IDictionary<String, Object>.ContainsKey Method

Determines whether the dictionary contains the specified key.

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

Syntax

'Declaration
Private Function ContainsKey ( _
    key As String _
) As Boolean Implements IDictionary(Of String, Object).ContainsKey
bool IDictionary<string, Object>.ContainsKey(
    string key
)
private:
virtual bool ContainsKey(
    String^ key
) sealed = IDictionary<String^, Object^>::ContainsKey
private abstract ContainsKey : 
        key:string -> bool 
private override ContainsKey : 
        key:string -> bool 

Parameters

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)

Version Information

.NET Framework

Supported in: 4

.NET Framework Client Profile

Supported in: 4

Platforms

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

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

See Also

Reference

ExpandoObject Class

System.Dynamic Namespace