Run results for: spread before shallow copy array method

Run details:

User agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/133.0.0.0 Safari/537.36

Browser: Chrome 133

Operating system: Windows

Device Platform: Desktop

Date tested: one year ago

without spread

45/s

with spread

39/s

View exact numbers

Test name	Executions per second
✓ without spread	45 Ops/sec
with spread	39 Ops/sec

Script Preparation code:

const array = Array.from({ length: 1_000_000 }, (_, i) => i);

Tests: