JSFiddle - React, Tailwind, and code Playground
HTML
<div id="x1">A</div>
<div id="x1">B</div>
<div id="x2">C</div>
JavaScript
console.log($('[id="x1"]'));
<div id="x1">A</div>
<div id="x1">B</div>
<div id="x2">C</div>
console.log($('[id="x1"]'));