JSFiddle - React, Tailwind, and code Playground

HTML

<link rel="stylesheet" href="http://ajax.googleapis.com/ajax/libs/jqueryui/1.8/themes/dot-luv/jquery-ui.css">
<div id="test22">
<span id="content22" class="clickable">Click to add the value</span>
<input type="hidden" id="hidden22" value="hello">
</div>

<div id="test33">
<span id="content33" class="clickable">Click to add the value</span>
<input type="hidden" id="hidden33" value="world">
</div>

<input type="text" id="show">

JavaScript

$(".clickable").click(function(event){
    $("#show").val($(this).next().val());
});