JSFiddle - React, Tailwind, and code Playground

by Akkuma

HTML

<table id="mytable">
    <tr>
        <td>
            //insert a name of file here
        </td>
        <td>
            something
        </td>
    </tr>
</table>

<input type="file" id="file" />
<input type="button" id="upload" value="Upload" />

JavaScript

$('#upload').click(function() {
        var file = $('#file').val();
        var found = $('#mytable').find('tr td:first-child:contains('+file+')').length;
        var proceed =  found ? confirm('u sure') : true;

        alert(proceed);
        return proceed;
    });