JSFiddle - React, Tailwind, and code Playground

HTML

<a id="click1" href="#">Add</a><a id="click2" href="#">Reset</a>

<div id="click1_div">
    <p>some text</p>
</div>

JavaScript

$(document).ready(function(){
  var old="";
  $("#click1").click(function(){
    old=$("#click1_div").html();
    $("#click1_div").html("asdfad");
  });
    
  $("#click2").click(function(){
    $("#click1_div").html(old);
  });
});