Run results for: push vs spread vs concat two big arrays 2

Run details:

User agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/71.0.3578.80 Safari/537.36

Browser: Chrome 71

Operating system: Windows

Device Platform: Desktop

Date tested: 5 years ago

Tests:

push
const n = 10000; const a1 = Array(n).fill(2); const a2 = Array(n).fill(3); a1.push(...a2);
spread
const n = 10000; const a1 = Array(n).fill(2); const a2 = Array(n).fill(3); [...a1,...a2]
concat
const n = 10000; const a1 = Array(n).fill(2); const a2 = Array(n).fill(3); a1.concat(a2);