Run results for: filter vs slice

Run details:

User agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/98.0.4758.82 Safari/537.36

Browser: Chrome 98

Operating system: Windows

Device Platform: Desktop

Date tested: 2 years ago

Test name	Executions per second
filter small	6264793.5 Ops/sec
slice small	3942460.2 Ops/sec
filter medium	2122745.2 Ops/sec
slice medium	1665354.2 Ops/sec
filter large	193373.9 Ops/sec
slice large	240473.0 Ops/sec
filter xlarge	26109.9 Ops/sec
slice xlarge	31163.4 Ops/sec
filter xxlarge	1466.0 Ops/sec
slice xxlarge	1312.0 Ops/sec
filter xxxlarge	103.0 Ops/sec
slice xxxlarge	128.1 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