Run results for: reverseArray

Run details:

User agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/100.0.4695.0 Safari/537.36

Browser: Chrome 100

Operating system: Windows

Device Platform: Desktop

Date tested: 3 years ago

Test name	Executions per second
native reverse	626267.7 Ops/sec
costume	230538.6 Ops/sec

Tests:

native reverse
a = ['one', 'two', 'three', 'four']; b = a.reverse();
costume
a = ['one', 'two', 'three', 'four']; var i=0, len=a.length, j=len-1; var k, tmp, mid=len/2|0; // same as Math.floor for (; i < mid; i++) { tmp = a[i]; k = j - i; a[i] = a[k]; a[k] = tmp; }