JSFiddle - React, Tailwind, and code Playground

HTML

<table>
    <tr class="item">
        <td>
            <img class="thumbnail" src="http://www.domain.com/images/image1.jpg">
        </td>
        <td>
            <p class="img">http://www.domain.com/images/image001.jpg</p>
        </td>
    </tr>
    <tr class="item">
        <td>
            <img class="thumbnail" src="http://www.domain.com/images/image2.jpg">
        </td>
        <td>
            <p class="img">http://www.domain.com/images/image002.jpg</p>
        </td>
    </tr>
</table>

JavaScript

$(document).ready(function() {
        $('.item').each(function() {
            $(this).find('.thumbnail').attr('src', $(this).find('.img').html());
        }); 
   } );