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Run results for:
Javascript - Array merge
Comparison of techniques for merging performance-focused arrays.
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<iframe src="https://measurethat.net/Embed?id=510806" width="100%" height="500px"></iframe>
Run details:
User agent:
Mozilla/5.0 (X11; Linux x86_64; rv:123.0) Gecko/20100101 Firefox/123.0
Browser:
Firefox 123
Operating system:
Linux
Device Platform:
Desktop
Date tested:
2 years ago
Benchmark engine:
Benchmark.js
jQuery merge
17.7M/s
Array.prototype.concat
17.5M/s
spread operator
17.0M/s
View exact numbers
Test name
Executions per second
✓
jQuery merge
17,748,180 Ops/sec
Array.prototype.concat
17,513,162 Ops/sec
spread operator
17,027,378 Ops/sec
HTML Preparation code:
<script src='https://cdnjs.cloudflare.com/ajax/libs/jquery/3.3.1/jquery.js'></script>
Tests:
Array.prototype.concat
var params = [ "hello", true, 7 ]; var other = [ 1, 2 ].concat(params);
spread operator
var params = [ "hello", true, 7 ] var other = [ 1, 2, ...params ]
jQuery merge
var params = [ "hello", true, 7 ]; var other = $.merge([1, 2], params);