JSFiddle - React, Tailwind, and code Playground

HTML

<style>
    .tclass{
    background:red;
    }
</style>
<table border=1>
    <tr><td id="id1" class="wer">td1</td>
        <td id= "id9" class="rew">td2<td>
    </tr>
</table>
        <a href="#">href</a>
        <script>
            var p = "";
            
            $('td').bind('click', 
            function(){
            alert("p="+p);
            p = this.getClass;
            });
            
            $('a').bind('click', 
            function(){
            if(p) $("#"+p).toggleClass('tclass');
            });
        </script>