JsonObject.ContainsKey(String) Method

Reference

Definition

Namespace:: System.Text.Json.Nodes

Assembly:: System.Text.Json.dll

Package:: System.Text.Json v10.0.0-preview.1.25080.5

Source:: JsonObject.IDictionary.cs

Source:: JsonObject.IDictionary.cs

Source:: JsonObject.IDictionary.cs

Source:: JsonObject.IDictionary.cs

Source:: JsonObject.IDictionary.cs

Source:: JsonObject.IDictionary.cs

Important

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Determines whether the JsonObject contains an element with the specified property name.

public:
 virtual bool ContainsKey(System::String ^ propertyName);

public bool ContainsKey(string propertyName);

abstract member ContainsKey : string -> bool
override this.ContainsKey : string -> bool

Public Function ContainsKey (propertyName As String) As Boolean

Parameters

propertyName: String

The property name to locate in the JsonObject.

Returns

Boolean

true if the JsonObject contains an element with the specified property name; otherwise, false.

Implements

ContainsKey(TKey)

Exceptions

ArgumentNullException

propertyName is null.

Applies to

Продукт	Версії
.NET	6, 7, 8 (package-provided), 8, 9 (package-provided), 9, 10 (package-provided), 10
.NET Standard	2.0 (package-provided)

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