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 (C) 2021 Igalia, S.L. All rights reserved.
// This code is governed by the BSD license found in the LICENSE file.
/*---
esid: sec-array.prototype.toSpliced
description: >
Array.prototype.toSpliced treats negative Infinity as zero for start.
info: |
Array.prototype.toSpliced ( start, deleteCount, ...items )
...
2. Let len be ? LengthOfArrayLike(O).
3. Let relativeStart be ? ToIntegerOrInfinity(start).
4. If relativeStart is -∞, let actualStart be 0.
5. Else if relativeStart < 0, let actualStart be max(len + relativeStart, 0).
...
features: [change-array-by-copy]
includes: [compareArray.js]
---*/
var result = [0, 1, 2, 3, 4].toSpliced(-Infinity, 2);
assert.compareArray(result, [2, 3, 4]);
reportCompare(0, 0);
|
