Run results for: Map vs For Loop 2

Run details:

User agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_12_2) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/55.0.2883.95 Safari/537.36

Browser: Chrome 55

Operating system: Mac OS X 10.12.2

Device Platform: Other

Date tested: 7 years ago

Test name	Executions per second
Map	1.9 Ops/sec
For Loop	3.6 Ops/sec

Tests:

Map
var a = []; for (var i = 0; i < 1e6; i++) { a[i] = Math.random(); } var b = a.map(n => n * 2); console.log('map', b[0]);
For Loop
var a = []; for (var i = 0; i < 1e6; i++) { a[i] = Math.random(); } var b = []; for (var i = 0; i < a.length; i++) { b[i] = a[i] * 2; } console.log('for', b[0]);