JsonObject.ContainsKey(String) Method

Definition

Namespace:

System.Text.Json.Nodes

Assembly:

System.Text.Json.dll

Package:

System.Text.Json v9.0.0-rc.2.24473.5

Source:

JsonObject.IDictionary.cs

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.