JSFiddle - React, Tailwind, and code Playground

HTML

<div id="buttondiv">  </div>
<div id="send_count"></div>

<input type="button" id="buttonadd" value="add" />

JavaScript

var $counter = 0;
var $countonlyadd  = 0;

$('#buttonadd').click(function(){
            if ($counter < 10)
            {
                $counter++;
                $countonlyadd++;
                $('#buttondiv').append('<div><select class="combo" name="combo'+$counter+'"  style="width: 60px;"  size="1"><option>UND</option><option>OHNE</option><option>ODER</option></select></td><td><input  type="text" name="textbox'+$counter+'"  class="textbox" value="" /><a id="removetxt" class="removetxt"  style="text-decoration: none;line-height: 3;"  href="#">&nbsp;[X]</a></div>');
            }else{
            }
            $('#send_count').val($countonlyadd);
        });