Run results for: Slice vs Index

Run details:

User agent: Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:126.0) Gecko/20100101 Firefox/126.0

Browser: Firefox 126

Operating system: Ubuntu

Device Platform: Desktop

Date tested: one year ago

Array Index

90.3M/s

Array Slice

29.9M/s

View exact numbers

Test name	Executions per second
✓ Array Index	90,297,584 Ops/sec
Array Slice	29,889,150 Ops/sec

Tests:

Array Slice
const array = ['test','123','123','last']; const lastItem = array.slice(-1)[0];
Array Index
const array = ['test','123','123','last']; const lastItem = array[array.length - 1];