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Run results for:
Array.prototype.slice vs spread operator vs Array.from benchmarch
Compare the new ES6 spread operator with the traditional slice() method
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<iframe src="https://measurethat.net/Embed?id=606214" width="100%" height="500px"></iframe>
Run details:
User agent:
Mozilla/5.0 (X11; CrOS x86_64 14541.0.0) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/136.0.0.0 Safari/537.36
Browser:
Chrome 136
Operating system:
Chrome OS 14541.0.0
Device Platform:
Desktop
Date tested:
one year ago
spread operator
80.1M/s
Array.prototype.slice
78.6M/s
Array.from
71.7M/s
View exact numbers
Test name
Executions per second
✓
spread operator
80,140,768 Ops/sec
Array.prototype.slice
78,616,848 Ops/sec
Array.from
71,654,624 Ops/sec
Script Preparation code:
var params = [ "hello", true, 7 ];
Tests:
Array.prototype.slice
var other = [ 1, 2 ].slice();
spread operator
var other = [ ...params ]
Array.from
var other = Array.from(params)