JSFiddle - React, Tailwind, and code Playground

by smacky311

HTML

<div id="aDiv" data-uniqueid="1234" />

<div class="divClass" data-uniqueid="MrX" />

JavaScript

var id = $('#aDiv').data('uniqueid');
console.log(id);//outputs 1234

$('#aDiv').data('uniqueid','5678');
id = $('#aDiv').data('uniqueid');
console.log(id);//outputs 1234

//data attribute is case sensitive!!!
var classId = $('.divClass[data-uniqueid="' + 'MRX' + '"]').data('uniqueid');
console.log(classId);