JsonObject.ContainsKey(String) Method

Reference

Definition

Namespace:: System.Json

Assembly:: System.Json.dll

Package:: System.Json v4.8.0

Source:: JsonObject.cs

Important

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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

Uwaga

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

Produkt	Wersje
.NET	6 (package-provided), 7 (package-provided), 8 (package-provided), 9 (package-provided), 10 (package-provided)
.NET Standard	2.0 (package-provided)

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