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Run results for:
foreach vs for...of
Compare loop performance
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Run details:
User agent:
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/136.0.0.0 Safari/537.36
Browser:
Chrome 136
Operating system:
Windows
Device Platform:
Desktop
Date tested:
one year ago
foreach
7.9M/s
for..of
972K/s
View exact numbers
Test name
Executions per second
✓
foreach
7,898,286 Ops/sec
for..of
971,801 Ops/sec
Script Preparation code:
var array = new Array(100);
Tests:
foreach
array.forEach(function(i) { array[i]; });
for..of
for (var i of array) { array[i]; }