JsonObject.ContainsKey(String) Method

Definition

Namespace:

System.Json

Assembly:

System.Json.dll

Package:

System.Json v4.7.1

Determines whether the IDictionary<TKey,TValue> contains an element with the specified key.

public:
 override bool ContainsKey(System::String ^ key);

public override bool ContainsKey (string key);

override this.ContainsKey : string -> bool

Public Overrides Function ContainsKey (key As String) As Boolean

Parameters

key

String

The key to locate in the IDictionary<TKey,TValue>.

Returns

Boolean

true if the IDictionary<TKey,TValue> contains an element with the key; otherwise, false.

Implements

ContainsKey(TKey)

Remarks

Note

The System.Json namespace was designed for Silverlight, which is no longer supported. For processing JSON, we recommend using APIs in the System.Text.Json namespace instead.