Run results for: array.length = 0 vs []

Run details:

User agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/138.0.0.0 Safari/537.36 Edg/138.0.0.0

Browser: Chrome 138

Operating system: Windows

Device Platform: Desktop

Date tested: one year ago

array length = 0

56.3M/s

array = []

14.9M/s

View exact numbers

Test name	Executions per second
✓ array length = 0	56,253,516 Ops/sec
array = []	14,914,748 Ops/sec

Script Preparation code:

var arr = [1,2,3,4];

Tests: