Untitled

<!DOCTYPE html>
<html>
<body>

<script src="https://code.jquery.com/jquery-1.12.1.js"   integrity="sha256-VuhDpmsr9xiKwvTIHfYWCIQ84US9WqZsLfR4P7qF6O8="   crossorigin="anonymous"></script>
<script>
 window.SomeDeleteRowFunction = function SomeDeleteRowFunction(o) {
  var p=o.parentNode.parentNode;
  p.parentNode.removeChild(p);
 }

 $('document').ready(function() {
  $('.add_another').click(function() {
   $("#tbl").append('<tr><td><input type="text" class="txtbox" value="" placeholder=x.rowIndex/>  </td></tr>');
  });
 })</script>

<table id="tbl">
<tr>

</tr>
<tr>
<td><input type="text" name="links"  placeholder=x.rowIndex /></td>
<td><input type="button" value="Delete Row" onclick="SomeDeleteRowFunction(this)"/></td>
</tr>
</table>
<input type="submit" class="button add_another" value="Add another line"/>

</body>
</html>