1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
|
// Copyright 2015 Microsoft Corporation. All rights reserved.
// This code is governed by the license found in the LICENSE file.
/*---
description: Passing a valid array
esid: sec-array.from
es6id: 22.1.2.1
---*/
var array = [0, 'foo', , Infinity];
var result = Array.from(array);
assert.sameValue(result.length, 4, 'result.length');
assert.sameValue(result[0], 0, 'result[0]');
assert.sameValue(result[1], 'foo', 'result[1]');
assert.sameValue(result[2], undefined, 'result[2]');
assert.sameValue(result[3], Infinity, 'result[3]');
assert.notSameValue(
result, array,
'result is not the object from items argument'
);
assert(result instanceof Array, 'result instanceof Array');
|
