JSFiddle - React, Tailwind, and code Playground

HTML

<ul>
    <li>
        <p class="element">Lorem ipsum</p>
        <input/>
    </li>
    <li>
        <p class="element">Lorem ipsum</p>
        <input/>
    </li>
    <li>
        <p class="element">Lorem ipsum</p>
        <input/>
    </li>
    <li>
        <p class="element">Lorem ipsum</p>
        <input/>
    </li>
</ul>

JavaScript

$('.element').each(function() {
    $mainElement = $(this); // memorize $(this)
    $sibling = $mainElement.next('input'); // find a sibling to $this.
    $sibling.change(function($mainElement) {
        return function() {
            $mainElement.text('My textfield changed');
        }
    }($mainElement));
});