JSFiddle - React, Tailwind, and code Playground

by Rafael Alberto Barata Gámez

HTML

<div class="daa"></div>
<div class="bar"></div>
<div class="foo"></div>

JavaScript

testSelector = function () {
    var matched = $('div:data(test)');
    console.log(matched);
    console.log('You matched ' + matched.length + ' elements');
};

testSelector();
$("div.bar").data('test', 'value');
testSelector()
$("div.foo").data('test', 'value2');
testSelector();
$("div.daa").data('test2', 'value2');
testSelector();