Run results for: CLSX vs concat

Run details:

User agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/135.0.0.0 Safari/537.36

Browser: Chrome 135

Operating system: Mac OS X 10.15.7

Device Platform: Desktop

Date tested: one year ago

Test name	Executions per second
clsx	35381540.0 Ops/sec
concat	184270064.0 Ops/sec

HTML Preparation code:


<script src='https://cdnjs.cloudflare.com/ajax/libs/classnames/2.3.2/index.min.js'></script>
<script src='https://unpkg.com/clsx@1.2.1/dist/clsx.min.js'></script>

Script Preparation code:

var str1 = 'av-absolute av-text-base av-text-av-gray-150 av-top-1/2 av-z-10 '
var str2 = 'dark:av-text-av-gray-150 '
var str3 = 'av-duration-300 av-transform av--translate-y-6 av-scale-75 av-origin-[0] av-left-4 '
var str4 = 'peer-focus:av-text-av-gray-150 peer-focus:dark:av-text-av-gray-150'

Tests:

clsx
let result = window.clsx(str1, str2, str3, str4)
concat
let result = str1 + str2 + str3 + str4

Run results for: CLSX vs concat

CLSX perf

clsx

concat