Run results for: Map vs Object vs Set add

Run details:

User agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/101.0.4951.64 Safari/537.36

Browser: Chrome 101

Operating system: Mac OS X 10.15.7

Device Platform: Desktop

Date tested: 2 years ago

Script Preparation code:

var map = new Map();
var obj = {};
var set = new Set();

var ary = [];
for (let i=0; i<10000; i++) {
  ary.push(Math.random());
}

Tests: