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Gets the index of the last occurrence of the specified value in a list.
Syntax
var number = list.lastIndexOf(searchElement, fromIndex);
Parameters
searchElement
Type: ObjectThe value to locate in the list.
fromIndex
Type: NumberThe 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 WinJS version |
WinJS 1.0 |
Namespace |
WinJS.Binding |