IListDataAdapter.itemsFromKey method

  • [アーティクル]

Retrieves the item that has the specified key and also retrieves the specified number of items before and after the selected item.

Syntax

iListDataAdapter.itemsFromKey(key, countBefore, countAfter).done( /* Your success and error handlers */ );

Parameters

  • key
    Type: String

    The key of the item to retrieve.

  • countBefore
    Type: Number

    The number of items to retrieve from before the selected item.

  • countAfter
    Type: Number

    The number of items to retrieve from after the selected item.

Return value

Type: Promise**

A Promise that provides an IFetchResult that contains the selected items or a FetchError if an error was encountered.

Requirements

Minimum WinJS version

WinJS 3.0

Namespace

WinJS.UI

See also

IListDataAdapter