Run results for: for vs map to fill array

Run details:

User agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_6) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/84.0.4147.125 Safari/537.36

Browser: Chrome 84

Operating system: Mac OS X 10.15.6

Device Platform: Desktop

Date tested: 4 years ago

Test name	Executions per second
for	57819.8 Ops/sec
map	5468026.0 Ops/sec

Script Preparation code:

qty = 50;
value = "lol";

AخA
 
qty = 50;value = "lol";

Tests:

const arr = [];

for (let i = 0; i < qty; i++)
  arr.push(value);

​x
 
const arr = [];​for (let i = 0; i < qty; i++)  arr.push(value);

const arr = Array(3);

arr.map(() => value);

 
const arr = Array(3);​arr.map(() => value);