1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
|
// Copyright (c) 2012 Ecma International. All rights reserved.
// This code is governed by the BSD license found in the LICENSE file.
/*---
esid: sec-array.prototype.lastindexof
description: >
Array.prototype.lastIndexOf - value of 'fromIndex' is a number
(value is NaN)
---*/
// from Index will be convert to +0
assert.sameValue([0, true].lastIndexOf(true, NaN), -1, '[0, true].lastIndexOf(true, NaN)');
assert.sameValue([true, 0].lastIndexOf(true, NaN), 0, '[true, 0].lastIndexOf(true, NaN)');
assert.sameValue([0, true].lastIndexOf(true, -NaN), -1, '[0, true].lastIndexOf(true, -NaN)');
assert.sameValue([true, 0].lastIndexOf(true, -NaN), 0, '[true, 0].lastIndexOf(true, -NaN)');
reportCompare(0, 0);
|
