Run results for: Set vs Object vs Map

Run details:

User agent: Mozilla/5.0 (iPhone; CPU iPhone OS 17_4_1 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/17.4.1 Mobile/15E148 Safari/604.1

Browser: Mobile Safari 17

Operating system: iOS 17.4.1

Device Platform: Mobile

Date tested: 2 years ago

Benchmark engine: Benchmark.js

Object

500.0M/s

Set

3.9M/s

Map

3.0M/s

View exact numbers

Test name	Executions per second
✓ Object	499,992,192 Ops/sec
Set	3,930,692 Ops/sec
Map	2,968,386 Ops/sec

Tests:

Set
var set = new Set(["one", "two", "three", "four", "five", "six", "seven", "eight", "nine", "ten"]);
Object
var set = {"one": true, "two": true, "three": true, "four": true, "five": true, "six": true, "seven": true, "eight": true, "nine": true, "ten": true};
Map
var set = new Map([["one", true], ["two", true], ["three", true], ["four", true], ["five", true], ["six", true], ["seven", true], ["eight", true], ["nine", true], ["ten", true]]);