Run results for: split vs loop

Run details:

User agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_12_6) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/71.0.3578.98 Safari/537.36

Browser: Chrome 71

Operating system: Mac OS X 10.12.6

Device Platform: Desktop

Date tested: 5 years ago

Test name	Executions per second
split	24325980.0 Ops/sec
loop	917969600.0 Ops/sec

Tests:

split
'abcdefghijklmnopqrstuvwxyz'.split().reverse().join('')
loop
let s = 'abcdefghijklmnopqrstuvwxyz'; let r = ''; for (let i = s.length -1; i<=0; i--) { r+=s[i] }