Run results for: Access from Object.seal vs Object.freeze vs normal

Run details:

User agent: Mozilla/5.0 (iPhone; CPU iPhone OS 18_5 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/18.5 Mobile/15E148 Safari/604.1

Browser: Mobile Safari 18

Operating system: iOS 18.5

Device Platform: Mobile

Date tested: one year ago

freeze

223.9M/s

seal

208.5M/s

normal

173.4M/s

View exact numbers

Script Preparation code:

var a = Object.seal( {x: 321, y: 123} );
var b = {x: 321, y: 123}
var c = Object.freeze( {x: 321, y: 123} );

Tests: