JSFiddle - React, Tailwind, and code Playground

HTML

<div class="content">
<table id="Table">
    <tr class="tr">
        <td><input type="text" class="Text1"/></td>
        <td><input type="text" class="Text2"/></td>
        <td><input type="text" class="Text3"/></td>
    <td><span class="lblStatus"></span></td>
    <td><button type="button" class="saveProjekt" tag="0">Save projekt</button></td>
    </tr>
</table>              
</div>
Now you can use below JavaScript for reading values

JavaScript

$(document).on("click", ".saveProjekt", function (e) {
    var text1, text2, text3, status;
    $(this).closest('tr').find('input').each(function(){
        if($(this).attr("class") == "Text1") text1 = $(this).val();
        if($(this).attr("class") == "Text2") text1 = $(this).val();
        if($(this).attr("class") == "Text2") text1 = $(this).val();
    });

    $(this).closest('tr').find('span').each(function(){
        status = $(this).text();
    });
 });