Multiplication in Edit Form only working first row

Multiplication in Edit Form only working first row

Hey Guys,i'm developing form which have auto complete, add row auto and multiplication between quantity * price.

 I'm success insert it without bugs but after that i'm going create edit form for this and face the bugs multiplication only working in the first rows after that not working , 

Then trying copas insert form and put in my edit for plus value (cause it came from database)

here is my edit form is succes   --------->  http://jsfiddle.net/99nkbv5a/5/

and this this is my view with database only working first row
  1. <table class="table table-bordered table-hover" style="margin-top:50px;">
  2. <thead>
  3. <tr>
  4. <th width="2%"><input id="check_all" class="formcontrol" type="checkbox"/></th>
  5. <th width="12%">Kode Barang</th>
  6. <th width="15%">Nama Barang</th>
  7. <th width="8%">Stock</th>
  8. <th width="15%">Harga</th>
  9. <th width="10%">Jumlah</th>
  10. <th width="15%">Total</th>
  11. </tr>
  12. </thead>
  13. <tbody>
  14. <tr>
  15. <td><input class="case" type="checkbox"/></td>
  16. <td>
  17. <input type="text" data-type="id_barang" name="itemNo[]" id="itemNo_1" class="form-control autocomplete_txt" autocomplete="off">
  18. <input type="hidden"  name="kode[]" id="kode_1" value="<?php echo $id ?>">
  19. </td>
  20. <td><input type="text" data-type="nama_barang" name="itemName[]" id="itemName_1" class="form-control autocomplete_txt" autocomplete="off" readonly></td>
  21. <td><input type="text"  name="StockName[]" id="StockName_1" class="form-control autocomplete_txt" autocomplete="off" readonly></td>
  22. <td><input type="number" name="price[]" id="price_1" class="form-control changesNo" autocomplete="off" onKeyPress="return IsNumeric(event);" ondrop="return false;" onpaste="return false;" pattern="^\d+(\.|\,)\d{2}$"></td>
  23. <td><input type="number" name="quantity[]" id="quantity_1" class="form-control changesNo quantity" autocomplete="off" onKeyPress="return IsNumeric(event);" ondrop="return false;" onpaste="return false;" ></td>
  24. <td><input type="number" name="total[]" id="total_1" class="form-control totalLinePrice" autocomplete="off" onKeyPress="return IsNumeric(event);" ondrop="return false;" onpaste="return false;" readonly  pattern="^\d+(\.|\,)\d{2}$"></td>
  25. </tr>
  26. </tbody>
  27. </table>