Run results for: fill vs map

Run details:

User agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/93.0.4577.82 Safari/537.36 OPR/79.0.4143.73

Browser: Opera 79

Operating system: Windows

Device Platform: Desktop

Date tested: 3 years ago

Test name	Executions per second
Map	781.1 Ops/sec
Fill	2526.6 Ops/sec

Script Preparation code:

var arr = [];

for (let i = 0; i < 100000; i++) arr.push(i);

​x
 
var arr = [];​for (let i = 0; i < 100000; i++) arr.push(i);

Tests:

const array = new Array(arr.length).fill(0);

 
const array = new Array(arr.length).fill(0);