JSFiddle - React, Tailwind, and code Playground
by Miguel Sirna
HTML
<ul>
<li><a onclick="favorite(1,this)">Usuario 1</a></li>
<li><a onclick="favorite(2,this)">Usuario 2</a></li>
</ul>
CSS
a{cursor:pointer;}
JavaScript
function favorite(id_user,element){
$(element).remove();
alert("agregado"+id_user);
}