JSFiddle - React, Tailwind, and code Playground

HTML

<ul>
    <li>
        <input type="button" value="1" />
        <input type="button" value="2" />
        <input type="button" value="3" />
        <input type="button" value="4" />
    </li>
</ul>
<div class="gizle">gizlenecek sey</div>

JavaScript

$('input').each(function() {
    $(this).click(function() {
        $(this).parent().parent().next('.gizle').hide();
    });    
});