Run results for: swap with splice vs spread

Run details:

User agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/127.0.0.0 Safari/537.36

Browser: Chrome 127

Operating system: Mac OS X 10.15.7

Device Platform: Desktop

Date tested: one year ago

Test name	Executions per second
splice	8.8 Ops/sec
spread	8.2 Ops/sec

Script Preparation code:

var array = [];
var length = 1000000
for(var i = 0; i < length; i++){array.push(Math.random());}

Tests:

splice
for(let i = 0; i < array.length-1; i++){array.splice(i,2,array[i+1],array[i]);}
spread
for(let i = 0; i < array.length-1; i++){[array[i+1],array[i]]=[array[i],array[i+1]]}