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Run results for:
Array loop vs foreach vs every
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Run details:
User agent:
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/120.0.0.0 Safari/537.36
Browser:
Chrome 120
Operating system:
Windows
Device Platform:
Desktop
Date tested:
2 years ago
every
7K/s
foreach
7K/s
for
3K/s
View exact numbers
Test name
Executions per second
✓
every
7,323 Ops/sec
foreach
6,726 Ops/sec
for
2,813 Ops/sec
Script Preparation code:
var arr = []; for (var i = 0; i < 1000; i++) { arr[i] = i; } function someFn(i) { return i * 3 * 8; }
Tests:
foreach
arr.forEach(function (item){ someFn(item); })
for
for (var i = 0, len = arr.length; i < len; i++) { someFn(arr[i]); }
every
arr.every(function (item){ someFn(item); return true; })