Run results for: Array.length in loop VS Array.length out of loop

Run details:

User agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/125.0.0.0 Safari/537.36

Browser: Chrome 125

Operating system: Windows

Device Platform: Desktop

Date tested: 6 months ago

Test name	Executions per second
Array.length in loop	28717012.0 Ops/sec
Array.length out of loop	26842546.0 Ops/sec

Script Preparation code:

var a = []

Tests:

Array.length in loop
for(let i = 0; i < a.length; i++){ console.log('test case 1: ', i) }
Array.length out of loop
const size = a.length for(let i = 0; i < size; i++){ console.log('test case 2: ', i) }