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

Run details:

User agent: Mozilla/5.0 (iPhone; CPU iPhone OS 18_1_1 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) CriOS/131.0.6778.134 Mobile/15E148 Safari/604.1

Browser: Chrome Mobile iOS 131

Operating system: iOS 18.1.1

Device Platform: Mobile

Date tested: 15 days ago

Test name	Executions per second
Map.get	509355776.0 Ops/sec
WeakMap.get	136742624.0 Ops/sec
array[0]	457176544.0 Ops/sec
object.a	450842784.0 Ops/sec
object[symbol]	463690016.0 Ops/sec

Script Preparation code:

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

Tests:

Map.get
map.get("0");
WeakMap.get
weakMap.get("0")
array[0]
array[0]
object.a
object.a
object[symbol]
object[symbol]

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

Map.get

WeakMap.get

array[0]

object.a

object[symbol]