Run results for: Map string versus number keys

Run details:

User agent: Mozilla/5.0 (iPad; CPU OS 16_2 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) CriOS/127.0.6533.77 Mobile/15E148 Safari/604.1

Browser: Chrome Mobile iOS 127

Operating system: iOS 16.2

Device Platform: Tablet

Date tested: one year ago

Int

6.8M/s

String

6.1M/s

View exact numbers

Test name	Executions per second
✓ Int	6,816,626 Ops/sec
String	6,131,428 Ops/sec

Script Preparation code:

var intMap = new Map();
intMap.set(1, "aaa");
intMap.set(2, "bbb");
intMap.set(3, "ccc");

var stringMap = new Map();
stringMap.set("a", "aaa");
stringMap.set("b", "bbb");
stringMap.set("c", "ccc");

Tests:

String
var a = stringMap.get("a"); var b = stringMap.get("b"); var c = stringMap.get("c");
Int
var a1 = intMap.get(1); var b2 = intMap.get(2); var c3 = intMap.get(3);