JSFiddle - React, Tailwind, and code Playground

by skram

HTML

<div myid="1" myc="blue">1</div>
<div myid="2" myc="blue">2</div>
<div myid="3" myc="blue">3</div>
<div myid="4">4</div>

JavaScript

$('[myc="blue"]').filter(function() {
    var myId = $(this).attr('myid');   
    return (myId == '1' || myId == '3');
}).css('color', 'red');