Run results for: filter vs slice

Run details:

User agent: Mozilla/5.0 (X11; Linux x86_64; rv:93.0) Gecko/20100101 Firefox/93.0

Browser: Firefox 93

Operating system: Linux

Device Platform: Desktop

Date tested: 3 years ago

Test name	Executions per second
filter small	7281626.0 Ops/sec
slice small	4102781.2 Ops/sec
filter medium	1083582.4 Ops/sec
slice medium	822158.8 Ops/sec
filter large	65418.3 Ops/sec
slice large	41502.7 Ops/sec
filter xlarge	5841.0 Ops/sec
slice xlarge	4111.5 Ops/sec
filter xxlarge	612.7 Ops/sec
slice xxlarge	433.8 Ops/sec
filter xxxlarge	54.5 Ops/sec
slice xxxlarge	51.2 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