Run results for: find+splice vs map

Run details:

User agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/125.0.0.0 Safari/537.36

Browser: Chrome 125

Operating system: Mac OS X 10.15.7

Device Platform: Desktop

Date tested: one year ago

Test name	Executions per second
find+splice	7754.4 Ops/sec
map	724.0 Ops/sec

Script Preparation code:

var array = Array.from({ length: 100000 }).map((val, i) => i);

Tests:

find+splice
const findIndex = array.findIndex(item => item === 5000); array.splice(findIndex, 1, 99999999999)
map
array.map(item => item === 5000 ? 99999999999 : item)