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Run results for:
arr unshift vs push + reverse (small array) + concat
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<iframe src="https://measurethat.net/Embed?id=535484" width="100%" height="500px"></iframe>
Run details:
User agent:
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/126.0.0.0 Safari/537.36 Edg/126.0.0.0
Browser:
Chrome 126
Operating system:
Windows
Device Platform:
Desktop
Date tested:
one year ago
Test name
Executions per second
push + reverse
4165168.5 Ops/sec
concat
8290257.5 Ops/sec
concat2
8954606.0 Ops/sec
Tests:
push + reverse
var arr = [10]; for (let i = 0; i < 10; i++){ arr.push(i); } arr.reverse(); let str = arr.join(".")
concat
let str for (let i = 0; i < 10; i++){ str = `${i}.${str}`; }
concat2
let str for (let i = 0; i < 10; i++){ str = i+'.'+str }