Run results for: Array vs Object vs Map vs WeakMap access (3)

Run details:

User agent: Mozilla/5.0 (iPhone; CPU iPhone OS 17_2_1 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/17.2 Mobile/15E148 Safari/604.1

Browser: Mobile Safari 17

Operating system: iOS 17.2.1

Device Platform: Mobile

Date tested: 2 years ago

Map.get

27.9M/s

WeakMap.get

27.0M/s

array[0]

26.3M/s

object.a

24.3M/s

object[symbol]

14.4M/s

View exact numbers

Script Preparation code:

var map = new Map();
var weakMap = new WeakMap()
var array = [];
var object = {};
var symbol = Symbol('next');

Tests: