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

Run details:

User agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/18.3.1 Safari/605.1.15

Browser: Safari 18

Operating system: Mac OS X 10.15.7

Device Platform: Desktop

Date tested: one year ago

object[symbol]

515.3M/s

object.a

482.9M/s

Map.get

482.9M/s

array[0]

461.7M/s

WeakMap.get

160.5M/s

View exact numbers

Script Preparation code:

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

Tests: