Run results for: Switch vs object mapping

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/131.0.6778.103 Mobile/15E148 Safari/604.1

Browser: Chrome Mobile iOS 131

Operating system: iOS 18.1.1

Device Platform: Mobile

Date tested: one year ago

Switch

484.1M/s

object

18.2M/s

View exact numbers

Test name	Executions per second
✓ Switch	484,085,856 Ops/sec
object	18,167,242 Ops/sec

Tests:

object
const mapping = { 0: true, 1: true, 2: true, 3: true, 4: true, 5: true, 6: true, 7: true, 8: true, 9: true, 10: true, }; const foo = mapping[2];
Switch
switch(2) { case 1: return true; case 2: return true; case 3: return true; case 4: return true; case 5: return true; case 6: return true; case 7: return true; case 8: return true; case 9: return true; case 10: return true; default: return 11; }