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Run results for:
for of set vs array and forEach
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Embed Benchmark Result
<iframe src="https://measurethat.net/Embed?id=604989" width="100%" height="500px"></iframe>
Run details:
User agent:
Mozilla/5.0 (X11; CrOS x86_64 14541.0.0) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/132.0.0.0 Safari/537.36
Browser:
Chrome 132
Operating system:
Chrome OS 14541.0.0
Device Platform:
Desktop
Date tested:
one year ago
set.forEach
23K/s
array.forEach
19K/s
array for...of
4K/s
set for...of
4K/s
View exact numbers
Test name
Executions per second
✓
set.forEach
22,912 Ops/sec
array.forEach
18,994 Ops/sec
array for...of
3,704 Ops/sec
set for...of
3,685 Ops/sec
HTML Preparation code:
<!--your preparation HTML code goes here-->
Script Preparation code:
let arr = Array.from({length:1000},(a,i)=>i), set = new Set(arr), num = 0 function forEach(i) {num += i}
Tests:
array for...of
for(let n of arr) num+= n
set for...of
for(let n of set) num+= n
array.forEach
arr.forEach(forEach)
set.forEach
set.forEach(forEach)