Run results for: filter vs slice

Run details:

User agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10.15; rv:132.0) Gecko/20100101 Firefox/132.0

Browser: Firefox 132

Operating system: Mac OS X 10.15

Device Platform: Desktop

Date tested: one year ago

Test name	Executions per second
filter small	10843013.0 Ops/sec
slice small	5620009.5 Ops/sec
filter medium	1597470.2 Ops/sec
slice medium	875125.3 Ops/sec
filter large	168875.5 Ops/sec
slice large	70892.0 Ops/sec
filter xlarge	20915.5 Ops/sec
slice xlarge	7356.3 Ops/sec
filter xxlarge	911.2 Ops/sec
slice xxlarge	531.4 Ops/sec
filter xxxlarge	109.9 Ops/sec
slice xxxlarge	50.8 Ops/sec

Script Preparation code:

var small = Array.from({ length: 10 }, (_, i) => i);
var medium = Array.from({ length: 100 }, (_, i) => i);
var large = Array.from({ length: 1000 }, (_, i) => i);
var xlarge = Array.from({ length: 10000 }, (_, i) => i);
var xxlarge = Array.from({ length: 100000 }, (_, i) => i);
var xxxlarge = Array.from({ length: 1000000 }, (_, i) => i);
var xxxxlarge = Array.from({ length: 10000000 }, (_, i) => i);

var filter = (arr, index) => arr.filter((_, i) => i !== index);

var slice = (arr, index) => [...arr.slice(0 ,index), ...arr.slice(index+1)];

Tests:

filter small
filter(small, 5)
slice small
slice(small, 5)
filter medium
filter(medium, 50)
slice medium
slice(medium, 50)
filter large
filter(large, 500)
slice large
slice(large, 500)
filter xlarge
filter(xlarge, 5000)
slice xlarge
slice(xlarge, 5000)
filter xxlarge
filter(xxlarge, 50000)
slice xxlarge
slice(xxlarge, 50000)
filter xxxlarge
filter(xxxlarge, 50000)
slice xxxlarge
slice(xxxlarge, 500000)

Run results for: filter vs slice

filter small

slice small

filter medium

slice medium

filter large

slice large

filter xlarge

slice xlarge

filter xxlarge

slice xxlarge

filter xxxlarge

slice xxxlarge