blob: d599c9fa4505a7acf13f307fd28e9a86a12bf838 (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
|
// 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
es5id: 15.4.4.15-8-b-i-28
description: >
Array.prototype.lastIndexOf - side-effects are visible in
subsequent iterations on an Array
---*/
var preIterVisible = false;
var arr = [];
Object.defineProperty(arr, "2", {
get: function() {
preIterVisible = true;
return false;
},
configurable: true
});
Object.defineProperty(arr, "1", {
get: function() {
if (preIterVisible) {
return true;
} else {
return false;
}
},
configurable: true
});
assert.sameValue(arr.lastIndexOf(true), 1, 'arr.lastIndexOf(true)');
|