Run results for: map vs object 2 2 2 2

Run details:

User agent: Mozilla/5.0 (iPhone; CPU iPhone OS 17_1_2 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/17.1.2 Mobile/15E148 Safari/604.1

Browser: Mobile Safari 17

Operating system: iOS 17.1.2

Device Platform: Mobile

Date tested: one year ago

Test name	Executions per second
map	1113292.6 Ops/sec
object	777810.6 Ops/sec

Tests:

map
var map = new Map() var key1 = String(Math.random()) var key2 = String(Math.random()) map.set(key1, key1) map.set(key2, key2) var times = 8 while (times--) { map.get(Math.random() > 0.5 ? key1 : key2) }
object
var obj = {} var key1 = String(Math.random()) var key2 = String(Math.random()) obj[key1] = key1 obj[key2] = key2 var times = 8 while (times--) { obj[Math.random() > 0.5 ? key1 : key2] }