JSFiddle - React, Tailwind, and code Playground

by tea4two

HTML

<div id="div1">幅チェック用</div>
<div id="div2">高さチェック用</div>

CSS

#div1, #div2 {
    background-color: pink;
    margin-bottom: 20px;
}

JavaScript

$('#div1').width(200);
$('#div2').height(300);

console.log( $('#div1').width() );