Run results for: const arr = [1,2,3]; const res = !!arr.lenght;

Run details:

User agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 11_2_3) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.90 Safari/537.36

Browser: Chrome 89

Operating system: Mac OS X 11.2.3

Device Platform: Desktop

Date tested: 3 years ago

Test name	Executions per second
const arr = [1,2,3]; const res = !!arr.lenght;	935405700.0 Ops/sec
const arr = [1,2,3]; const res = arr.lenght > 0;	934914500.0 Ops/sec

Tests:

const arr = [1,2,3]; const res = !!arr.lenght;
const arr = [1,2,3]; const res = !!arr.lenght;
const arr = [1,2,3]; const res = arr.lenght > 0;
const arr = [1,2,3]; const res = arr.lenght > 0;