List.lastIndexOf method

Applies to Windows and Windows Phone

Gets the index of the last occurrence of the specified value in a list.

Syntax


var number = list.lastIndexOf(searchElement, fromIndex);

Parameters

searchElement

Type: Object

The value to locate in the list.

fromIndex

Type: Number

The index at which to begin the search. If fromIndex is omitted, the search starts at the last index in the list.

Return value

Type: Number

The index of the last occurrence of a value in a list, or -1 if not found.

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.Binding

Library

Winjs.js

See also

List

 

 

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