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Run results for:
array iteration vs _.each vs map vs for..of vs for loop
Go to the benchmark
Embed
Embed Benchmark Result
<iframe src="https://measurethat.net/Embed?id=580789" width="100%" height="500px"></iframe>
Run details:
User agent:
Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:134.0) Gecko/20100101 Firefox/134.0
Browser:
Firefox 134
Operating system:
Windows
Device Platform:
Desktop
Date tested:
one year ago
Benchmark engine:
Benchmark.js
forEach
40K/s
for..of
37K/s
for loop
37K/s
map
37K/s
_.each
36K/s
View exact numbers
Test name
Executions per second
✓
forEach
39,761 Ops/sec
for..of
36,984 Ops/sec
for loop
36,807 Ops/sec
map
36,694 Ops/sec
_.each
36,419 Ops/sec
HTML Preparation code:
<script type="text/javascript" src="https://cdnjs.cloudflare.com/ajax/libs/lodash.js/4.17.11/lodash.core.js"></script>
Script Preparation code:
var array = ['a', 'b', 'c']
Tests:
_.each
_.each(array, (value, index) => { console.log(value) })
forEach
array.forEach((value, index) => { console.log(value) })
map
array.map((value, index) => { console.log(value) })
for..of
for (const value of array) { console.log(value) }
for loop
for (let i = 0; i < array.length; i++) { console.log(array[i]) }