IListDataSource.insertBefore method

Applies to Windows and Windows Phone

Inserts an item before another item.

Syntax


iListDataSource.insertBefore(key, data, nextKey).done( /* Your success and error handlers */ );

Parameters

key [optional]

Type: String

The key that can be used to retrieve the new item, if known.

data

Type: Object

The data for the item to add.

nextKey

Type: String

The key of an item in the data source. The new item will be inserted before this item.

Return value

Type: Promise

A Promise that contains the IItem that was added or an EditError if an error was encountered.

Requirements

Minimum supported client

Windows 8 [Windows Store apps only]

Minimum supported server

Windows Server 2012 [Windows Store apps only]

Minimum supported phone

Windows Phone 8.1

Namespace

WinJS.UI

See also

IListDataSource

 

 

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