Run results for: {} vs Map with set ONLY

Run details:

User agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:136.0) Gecko/20100101 Firefox/136.0

Browser: Firefox 136

Operating system: Windows

Device Platform: Desktop

Date tested: one month ago

Test name	Executions per second
Creation: Object	51097.0 Ops/sec
Creation: Map	3517.0 Ops/sec

HTML Preparation code:

<!--your preparation HTML code goes here-->

AخA
 
<!--your preparation HTML code goes here-->

Tests:

const d = {};

for (let i = 0; i < 10000; i++) {
  	d[i] = i;
}

​x
 
const d = {};​for (let i = 0; i < 10000; i++) {    d[i] = i;}​

const d = new Map();

for (let i = 0; i < 10000; i++) {
  	d.set(i, i);
}

 
const d = new Map();​for (let i = 0; i < 10000; i++) {    d.set(i, i);}​