Benchmark: caching - MeasureThat.net

Tests:

no cache
(function(){ var d = document.documentElement.classList; if (!(d.contains("avif-on1") || d.contains("avif-off1"))){ var avif = "data:image/avif;base64,AAAAFGZ0eXBhdmlmAAAAAG1pZjEAAACgbWV0YQAAAAAAAAAOcGl0bQAAAAAAAQAAAB5pbG9jAAAAAEQAAAEAAQAAAAEAAAC8AAAAGwAAACNpaW5mAAAAAAABAAAAFWluZmUCAAAAAAEAAGF2MDEAAAAARWlwcnAAAAAoaXBjbwAAABRpc3BlAAAAAAAAAAQAAAAEAAAADGF2MUOBAAAAAAAAFWlwbWEAAAAAAAAAAQABAgECAAAAI21kYXQSAAoIP8R8hAQ0BUAyDWeeUy0JG+QAACANEkA="; var img = new Image(); img.onload = function(){d.add("avif-on")}; img.onerror = function(){d.add("avif-off")}; img.src = avif; } })();
cache
(function(){ var d = document.documentElement.classList; if (!(d.contains("avif-on1") || d.contains("avif-off1"))){ // check localstorage var sto = window.localStorage; var localStorageWebp = sto.getItem('avifsupp'); if (localStorageWebp == '1'){ d.add("avif-on"); } else if (localStorageWebp == '0'){ d.add("avif-off"); } else { var avif = "data:image/avif;base64,AAAAFGZ0eXBhdmlmAAAAAG1pZjEAAACgbWV0YQAAAAAAAAAOcGl0bQAAAAAAAQAAAB5pbG9jAAAAAEQAAAEAAQAAAAEAAAC8AAAAGwAAACNpaW5mAAAAAAABAAAAFWluZmUCAAAAAAEAAGF2MDEAAAAARWlwcnAAAAAoaXBjbwAAABRpc3BlAAAAAAAAAAQAAAAEAAAADGF2MUOBAAAAAAAAFWlwbWEAAAAAAAAAAQABAgECAAAAI21kYXQSAAoIP8R8hAQ0BUAyDWeeUy0JG+QAACANEkA="; var img = new Image(); img.onload = function(){d.add("avif-on");sto.setItem('avifsupp', '1')}; img.onerror = function(){d.add("avif-off");sto.setItem('avifsupp', '0')}; img.src = avif; } } })();

Rendered benchmark preparation results:

Previous results

Test case name	Result
no cache
cache

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Latest run results:

Run details: (Test run date: 3 years ago)

User agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.90 Safari/537.36

Browser/OS: Chrome 89 on Windows

Test name	Executions per second
no cache	27448.1 Ops/sec
cache	385432.7 Ops/sec

caching (version: 0)