JsonObject.ContainsKey(String) Method

Reference

Definition

Namespace:: System.Json

Assembly:: System.Json.dll

Package:: System.Json v4.8.0

Important

Some information relates to prerelease product that may be substantially modified before it’s released. Microsoft makes no warranties, express or implied, with respect to the information provided here.

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.

Applies to

다음을 통해 공유