ContainsKey method

JsonObject.ContainsKey method

Returns a value that indicates whether a specified key exists in the JsonObject.

Syntax


public bool ContainsKey(
  string key
)

Parameters

key

Type: System.String

The key to check for in the JsonObject.

Return value

Type: System.Boolean

true if an item with that key exists in the JsonObject; otherwise, false.

Requirements (Windows 10 device family)

Device family

API contract

Namespace

Windows.Data.Json

Requirements (Windows 8.x and Windows Phone 8.x)

Minimum supported client

Windows 8

Minimum supported server

Windows Server 2012

Minimum supported phone

Windows Phone 8.1 [Windows Phone Silverlight 8.1 and Windows Runtime apps]

Namespace

Windows.Data.Json

See also

JsonObject

 

 

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