Run results for: splice vs reduce

Run details:

User agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/119.0.0.0 Safari/537.36

Browser: Chrome 119

Operating system: Windows

Device Platform: Desktop

Date tested: one year ago

Test name	Executions per second
splice	4424138.0 Ops/sec
if	16202774.0 Ops/sec

Tests:

splice
var t = ['a', 'b', 'c', 'd']; var last = t.splice(-1) var result = t.map(el => `<span>{$el}</span>`).concat(last)
if
var t = ['a', 'b', 'c', 'd']; var result = t.map((el, index, list) => index < list.length - 1 ? `<span>${el}</span>` : el)