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Run results for:
for vs foreach vs some vs every vs for..of vs map
Compare loop performance
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Embed Benchmark Result
<iframe src="https://measurethat.net/Embed?id=586264" width="100%" height="500px"></iframe>
Run details:
User agent:
Mozilla/5.0 (X11; Linux x86_64; rv:128.0) Gecko/20100101 Firefox/128.0
Browser:
Firefox 128
Operating system:
Linux
Device Platform:
Desktop
Date tested:
one year ago
Benchmark engine:
Benchmark.js
for
11.5M/s
every
7.2M/s
foreach
7.1M/s
some
6.8M/s
map
4.0M/s
for..of
871K/s
View exact numbers
Test name
Executions per second
✓
for
11,483,502 Ops/sec
every
7,165,686 Ops/sec
foreach
7,136,216 Ops/sec
some
6,753,804 Ops/sec
map
4,038,609 Ops/sec
for..of
871,206 Ops/sec
Script Preparation code:
var array = new Array(100);
Tests:
for
for (var i = 0; i < array.length; i++) { array[i]; }
foreach
array.forEach(function(i) { array[i]; });
some
array.some(function(i) { array[i]; });
every
array.every(function(i) { array[i]; });
for..of
for (var i of array) { array[i]; }
map
array.map(a => a);