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Run results for:
Array From vs Array slice vs [].slice vs spread
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<iframe src="https://measurethat.net/Embed?id=582101" width="100%" height="500px"></iframe>
Run details:
User agent:
Mozilla/5.0 (X11; Linux x86_64; rv:134.0) Gecko/20100101 Firefox/134.0
Browser:
Firefox 134
Operating system:
Linux
Device Platform:
Desktop
Date tested:
one year ago
[].slice
2.1M/s
Array.slice
2.0M/s
...spread
832K/s
Array.from
654K/s
View exact numbers
Test name
Executions per second
✓
[].slice
2,054,855 Ops/sec
Array.slice
2,031,276 Ops/sec
...spread
832,283 Ops/sec
Array.from
653,809 Ops/sec
HTML Preparation code:
<div class="node"></div><div class="node"></div><div class="node"></div><div class="node"></div><div class="node"></div><div class="node"></div><div class="node"></div><div class="node"></div><div class="node"></div><div class="node"></div><div class="node"></div><div class="node"></div><div class="node"></div><div class="node"></div><div class="node"></div><div class="node"></div><div class="node"></div><div class="node"></div><div class="node"></div><div class="node"></div><div class="node"></div><div class="node"></div><div class="node"></div><div class="node"></div><div class="node"></div><div class="node"></div><div class="node"></div><div class="node"></div><div class="node"></div><div class="node"></div><div class="node"></div><div class="node"></div><div class="node"></div><div class="node"></div><div class="node"></div><div class="node"></div><div class="node"></div><div class="node"></div><div class="node"></div><div class="node"></div><div class="node"></div><div class="node"></div><div class="node"></div><div class="node"></div><div class="node"></div><div class="node"></div><div class="node"></div><div class="node"></div><div class="node"></div>
Script Preparation code:
var nodeList = document.querySelectorAll('.node');
Tests:
Array.from
let array = Array.from(nodeList);
Array.slice
let array = Array.prototype.slice.call(nodeList);
[].slice
let array = [].slice.call(nodeList);
...spread
let array = [...nodeList];