MeasureThat.net

Run results for: dataset keys vs attributes.filter

checks which is faster between dataset and filtering attributes

Go to the benchmark
Run details:
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/134.0.0.0 Safari/537.36
Chrome 134
Mac OS X 10.15.7
Desktop
16 days ago
Test name Executions per second
attributes 125.4 Ops/sec
dataset 88.3 Ops/sec
HTML Preparation code:
AخA
 
1
<div id="foo" class="foo bar bazzer" data-foo="foo_id" data-bar="bar_id" data-bazzer="bazzer_id"></div>
Tests:

  • attributes

     
    var element = document.getElementById("foo");
    var i = 10000;
    while (i--) {
        var foo = Object.fromEntries([...element.attributes].filter(({ name }) => name.startsWith("data-")).map(({ name, value }) => ([name.slice(5), value])));
    }

  • dataset

     
    var element = document.getElementById("foo");
    var i = 10000;
    while (i--) {
        var foo = { ...element.dataset };
    }