indexOf method

List.indexOf method

Applies to Windows and Windows Phone

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

Syntax


var number = list.indexOf(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 index 0.

Return value

Type: Number

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

Requirements

Minimum WinJS version

WinJS 1.0

Namespace

WinJS.Binding

See also

List

 

 

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