Run results for: array.splice vs for loop

Run details:

User agent: Mozilla/5.0 (Windows NT 6.1; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/75.0.3770.142 Safari/537.36

Browser: Chrome 75

Operating system: Windows 7

Device Platform: Desktop

Date tested: 4 years ago

Test name	Executions per second
array.splice	11294.5 Ops/sec
for loop	3572.1 Ops/sec

Script Preparation code:

s = new Set();
a = [];
for (var i=0; i < 1000; i++) s.add(i*i);

Tests: