Windows Dev Center

JsonObject.TryGetValue method

Returns a value that indicates whether a specified key exists in the JsonObject. If an item with that key exists, the item is retrieved as an out parameter.

Syntax


public bool TryGetValue(
  string key, 
  out IJsonValue value
)

Parameters

key

Type: System.String

The key to check for in the JsonObject.

value (out parameter)

Type: IJsonValue

The item, if it exists. Contains null if the item does not exist 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

Universal

API contract

Windows.Foundation.UniversalApiContract, introduced version 1.0

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

 

 

Show:
© 2015 Microsoft