JSFiddle - React, Tailwind, and code Playground
HTML
<a rel="myrel" href="http://google.com">Click me </a>
JavaScript
var $link = $("a[rel='myrel'][href='http://google.com']");
alert($link.length);
<a rel="myrel" href="http://google.com">Click me </a>
var $link = $("a[rel='myrel'][href='http://google.com']");
alert($link.length);