Run results for: Slice vs splice

Run details:

User agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10.15; rv:109.0) Gecko/20100101 Firefox/113.0

Browser: Firefox 113

Operating system: Mac OS X 10.15

Device Platform: Desktop

Date tested: one year ago

Test name	Executions per second
Splice	36081916.0 Ops/sec
Slice	10102203.0 Ops/sec

Script Preparation code:

var arrayOne = [1, 3, 5, 11, 13];
var index = arrayOne.indexOf(5);

AخA
 
var arrayOne = [1, 3, 5, 11, 13];var index = arrayOne.indexOf(5);

Tests:

Splice
arrayOne.splice(index, 1);
arrayOne.splice(index, 1);
Slice
[...arrayOne.slice(0, index), ...arrayOne.slice(index+1) ]
[...arrayOne.slice(0, index), ...arrayOne.slice(index+1) ]