Benchmark: unique elements in array using filter - large array

HTML Preparation code:

<script type="text/javascript" src="https://cdnjs.cloudflare.com/ajax/libs/lodash.js/4.17.11/lodash.js"></script>

Script Preparation code:

var elements = [8,9,34,12,4,2,1,5,7,2,8,1,25,7,1,2,3,1,2,4,2,3,5,3,9,34,12,4,2,1,5,7,2,8,1,25,7,1,2,3,1,2,4,2,39,34,12,4,2,1,5,7,2,8,1,25,7,1,2,3,1,2,4,2,39,34,12,4,2,1,5,7,2,8,1,25,7,1,2,3,1,2,4,2,39,34,12,4,2,1,5,7,2,8,1,25,7,1,2,3,1,2,4,2,39,34,12,4,2,1,5,7,2,8,1,25,7,1,2,3,1,2,4,2,39,34,12,4,2,1,5,7,2,8,1,25,7,1,2,3,1,2,4,2,3,7,2,8,1,25,7,1,2,3,1,2,4,2,37,2,8,1,25,7,1,2,3,1,2,4,2,37,2,8,1,25,7,1,2,3,1,2,4,2,37,2,8,1,25,7,1,2,3,1,2,4,2,3,37,2,8,1,25,7,1,2,3,1,37,2,8,1,25,7,1,2,3,1,37,2,8,1,25,7,1,2,3,1,37,2,8,1,25,7,1,2,3,1,37,2,8,1,25,7,1,2,3,1,37,2,8,1,25,7,1,2,3,1,37,2,8,1,25,7,1,2,3,1,37,2,8,1,25,7,1,2,3,1,37,2,8,1,25,7,1,2,3,1,37,2,8,1,25,7,1,2,3,1,37,2,8,1,25,7,1,2,3,1,37,2,8,1,25,7,1,2,3,1,37,2,8,1,25,7,1,2,3,1,37,2,8,1,25,7,1,2,3,1,37,2,8,1,25,7,1,2,3,1,37,2,8,1,25,7,1,2,3,1,37,2,8,1,25,7,1,2,3,1,37,2,8,1,25,7,1,2,3,1,37,2,8,1,25,7,1,2,3,1,37,2,8,1,25,7,1,2,3,1,37,2,8,1,25,7,1,2,3,1,37,2,8,1,25,7,1,2,3,1,37,2,8,1,25,7,1,2,3,1,37,2,8,1,25,7,1,2,3,1,37,2,8,1,25,7,1,2,3,1,37,2,8,1,25,7,1,2,3,1,37,2,8,1,25,7,1,2,3,1,37,2,8,1,25,7,1,2,3,1,37,2,8,1,25,7,1,2,3,1,37,2,8,1,25,7,1,2,3,1,37,2,8,1,25,7,1,2,3,1,37,2,8,1,25,7,1,2,3,1,37,2,8,1,25,7,1,2,3,1,37,2,8,1,25,7,1,2,3,1,37,2,8,1,25,7,1,2,3,1,37,2,8,1,25,7,1,2,3,1,37,2,8,1,25,7,1,2,3,1,37,2,8,1,25,7,1,2,3,1,37,2,8,1,25,7,1,2,3,1,37,2,8,1,25,7,1,2,3,1,37,2,8,1,25,7,1,2,3,1,37,2,8,1,25,7,1,2,3,1,37,2,8,1,25,7,1,2,3,1,37,2,8,1,25,7,1,2,3,1,37,2,8,1,25,7,1,2,3,1,37,2,8,1,25,7,1,2,3,1,37,2,8,1,25,7,1,2,3,1,37,2,8,1,25,7,1,2,3,1,37,2,8,1,25,7,1,2,3,1,37,2,8,1,25,7,1,2,3,1,37,2,8,1,25,7,1,2,3,1,37,2,8,1,25,7,1,2,3,1,37,2,8,1,25,7,1,2,3,1,37,2,8,1,25,7,1,2,3,1,37,2,8,1,25,7,1,2,3,1,37,2,8,1,25,7,1,2,3,1,37,2,8,1,25,7,1,2,3,1,37,2,8,1,25,7,1,2,3,1,37,2,8,1,25,7,1,2,3,1,37,2,8,1,25,7,1,2,3,1,37,2,8,1,25,7,1,2,3,1,37,2,8,1,25,7,1,2,3,1,37,2,8,1,25,7,1,2,3,1,37,2,8,1,25,7,1,2,3,1,37,2,8,1,25,7,1,2,3,1,37,2,8,1,25,7,1,2,3,1,37,2,8,1,25,7,1,2,3,1,37,2,8,1,25,7,1,2,3,1,37,2,8,1,25,7,1,2,3,1,37,2,8,1,25,7,1,2,3,1,37,2,8,1,25,7,1,2,3,1,37,2,8,1,25,7,1,2,3,1,37,2,8,1,25,7,1,2,3,1,37,2,8,1,25,7,1,2,3,1,37,2,8,1,25,7,1,2,3,1,37,2,8,1,25,7,1,2,3,1,37,2,8,1,25,7,1,2,3,1,37,2,8,1,25,7,1,2,3,1,37,2,8,1,25,7,1,2,3,1,37,2,8,1,25,7,1,2,3,1,37,2,8,1,25,7,1,2,3,1,37,2,8,1,25,7,1,2,3,1,37,2,8,1,25,7,1,2,3,1,37,2,8,1,25,7,1,2,3,1,37,2,8,1,25,7,1,2,3,1,37,2,8,1,25,7,1,2,3,1,37,2,8,1,25,7,1,2,3,1,37,2,8,1,25,7,1,2,3,1,37,2,8,1,25,7,1,2,3,1,37,2,8,1,25,7,1,2,3,1,37,2,8,1,25,7,1,2,3,1,37,2,8,1,25,7,1,2,3,1,37,2,8,1,25,7,1,2,3,1,37,2,8,1,25,7,1,2,3,1,37,2,8,1,25,7,1,2,3,1,37,2,8,1,25,7,1,2,3,1,37,2,8,1,25,7,1,2,3,1,37,2,8,1,25,7,1,2,3,1,37,2,8,1,25,7,1,2,3,1,37,2,8,1,25,7,1,2,3,1,37,2,8,1,25,7,1,2,3,1,37,2,8,1,25,7,1,2,3,1,37,2,8,1,25,7,1,2,3,1,37,2,8,1,25,7,1,2,3,1,37,2,8,1,25,7,1,2,3,1,37,2,8,1,25,7,1,2,3,1,37,2,8,1,25,7,1,2,3,1,37,2,8,1,25,7,1,2,3,1,37,2,8,1,25,7,1,2,3,1,37,2,8,1,25,7,1,2,3,1,37,2,8,1,25,7,1,2,3,1,37,2,8,1,25,7,1,2,3,1,37,2,8,1,25,7,1,2,3,1,37,2,8,1,25,7,1,2,3,1,37,2,8,1,25,7,1,2,3,1,37,2,8,1,25,7,1,2,3,1,37,2,8,1,25,7,1,2,3,1,37,2,8,1,25,7,1,2,3,1,37,2,8,1,25,7,1,2,3,1,37,2,8,1,25,7,1,2,3,1,37,2,8,1,25,7,1,2,3,1,37,2,8,1,25,7,1,2,3,1,37,2,8,1,25,7,1,2,3,1,37,2,8,1,25,7,1,2,3,1,37,2,8,1,25,7,1,2,3,1,37,2,8,1,25,7,1,2,3,1,37,2,8,1,25,7,1,2,3,1,37,2,8,1,25,7,1,2,3,1,37,2,8,1,25,7,1,2,3,1,37,2,8,1,25,7,1,2,3,1,37,2,8,1,25,7,1,2,3,1,37,2,8,1,25,7,1,2,3,1,37,2,8,1,25,7,1,2,3,1,37,2,8,1,25,7,1,2,3,1,37,2,8,1,25,7,1,2,3,1,37,2,8,1,25,7,1,2,3,1,37,2,8,1,25,7,1,2,3,1,37,2,8,1,25,7,1,2,3,1,37,2,8,1,25,7,1,2,3,1,37,2,8,1,25,7,1,2,3,1,37,2,8,1,25,7,1,2,3,1,37,2,8,1,25,7,1,2,3,1,37,2,8,1,25,7,1,2,3,1,37,2,8,1,25,7,1,2,3,1,37,2,8,1,25,7,1,2,3,1,37,2,8,1,25,7,1,2,3,1,37,2,8,1,25,7,1,2,3,1,37,2,8,1,25,7,1,2,3,1,37,2,8,1,25,7,1,2,3,1,37,2,8,1,25,7,1,2,3,1,37,2,8,1,25,7,1,2,3,1,37,2,8,1,25,7,1,2,3,1,37,2,8,1,25,7,1,2,3,1,37,2,8,1,25,7,1,2,3,1,37,2,8,1,25,7,1,2,3,1,37,2,8,1,25,7,1,2,3,1,37,2,8,1,25,7,1,2,3,1,37,2,8,1,25,7,1,2,3,1,37,2,8,1,25,7,1,2,3,1,37,2,8,1,25,7,1,2,3,1,37,2,8,1,25,7,1,2,3,1]

Tests:

_.uniq
_.uniq(elements)
set
[...new Set(elements)]
uniq by filter
elements.filter((v, i, a) => a.indexOf(v) === i)

Rendered benchmark preparation results:

Suite status: <idle, ready to run>

Previous results

Test case name	Result
_.uniq
set
uniq by filter

Fastest: N/A

Slowest: N/A

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Latest run results:

Run details: (Test run date: 2 years ago)

User agent: Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/91.0.4472.114 Safari/537.36

Browser/OS: Chrome 91 on Linux

View result in a separate tab

Test name	Executions per second
_.uniq	61039.0 Ops/sec
set	61784.0 Ops/sec
uniq by filter	20224.8 Ops/sec

unique elements in array using filter - large array (version: 0)

Comparing performance of: _.uniq vs set vs uniq by filter

Created: 2 years ago by: Guest

Jump to the latest result

_.uniq

set

uniq by filter

Suite status: <idle, ready to run>

Experimental features:

Fastest: N/A

Slowest: N/A