Run results for: spread vs push...yo

Run details:

User agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/81.0.4044.138 Safari/537.36

Browser: Chrome 81

Operating system: Windows

Device Platform: Desktop

Date tested: 4 years ago

Test name	Executions per second
push	310332.3 Ops/sec
spread	263708.0 Ops/sec

Tests:

push
let x = (new Array(200)).fill(null).map((e, i) => (i)) let y = (new Array(200)).fill(null).map((e, i) => (i)) let z = x.push(...y)
spread
let x = (new Array(200)).fill(null).map((e, i) => (i)) let y = (new Array(200)).fill(null).map((e, i) => (i)) let z = [...x, ...y]