Run results for: const in a for loop

Run details:

User agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/123.0.0.0 Safari/537.36

Browser: Chrome 123

Operating system: Mac OS X 10.15.7

Device Platform: Desktop

Date tested: 2 years ago

using const in for

16.6M/s

simple normal usage

643K/s

View exact numbers

Test name	Executions per second
✓ using const in for	16,596,179 Ops/sec
simple normal usage	643,309 Ops/sec

Script Preparation code:

var people = [{name: 'a', age:1}, {name: 'a', age:1}, {name: 'a', age:1}, {name: 'a', age:1}, {name: 'a', age:1}, {name: 'a', age:1}, {name: 'a', age:1}, {name: 'a', age:1}, {name: 'a', age:1}, {name: 'a', age:1}, {name: 'a', age:1}, {name: 'a', age:1}]

Tests:

using const in for
const morePeople = []; for (const p of people){ morePeople.push(p); }
simple normal usage
const morePeople = []; for (p of people){ morePeople.push(p); }