Run results for: Array.from() vs new Array() vs push pushup - MeasureThat.net

Run details:

User agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/122.0.0.0 Safari/537.36

Browser: Chrome 122

Operating system: Windows

Device Platform: Desktop

Date tested: one month ago

Test name	Executions per second
new Array()	609595.7 Ops/sec
Array.from()	27223.9 Ops/sec
push	465561.6 Ops/sec

Website performance monitoring

Tests:

new Array()
new Array(500).fill("push-up", 0, 500)
Array.from()
Array.from({ length: 500 }, () => "push-up")
push
let array = []; for (let i = 0; i < 500; i++){ array.push("push-up") }