Run results for: splice vs map vs pop

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

Browser: Chrome 138

Operating system: Windows

Device Platform: Desktop

Date tested: one year ago

Benchmark engine: Benchmark.js

pop

11.5M/s

6.6M/s

splice

3.6M/s

View exact numbers

Tests:

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