JSFiddle - React, Tailwind, and code Playground

HTML

<a >adf</a><br/>
<a>adf</a><br/>
<a>adf</a><br/>
<a >adf</a><br/>

JavaScript

$('a').on('keyup', function() {
    alert(1);   
});

$("a:not([onkeyup])").html("ok");