Run results for: Symbol vs String property square bracket

Run details:

User agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/18.1 Safari/605.1.15

Browser: Safari 18

Operating system: Mac OS X 10.15.7

Device Platform: Desktop

Date tested: one year ago

Symbol

8.9M/s

String

8.8M/s

View exact numbers

Test name	Executions per second
✓ Symbol	8,886,827 Ops/sec
String	8,754,618 Ops/sec

Script Preparation code:

var foo = {};
var sym = Symbol("key");
var str = "key";

Tests: