JSFiddle - React, Tailwind, and code Playground
by Kabir Hossain
HTML
<script src="http://cdnjs.cloudflare.com/ajax/libs/select2/3.2/select2.min.js"></script>
<link rel="stylesheet" href="http://cdnjs.cloudflare.com/ajax/libs/select2/3.2/select2.css">
<table>
<thead>
<tr>
<td>Type</td>
<td>Garage</td>
<td>Stock</td>
</tr>
</thead>
<tbody>
<tr>
<td><select name="Type[]" class="select2 pd" style="width: 50%;">
<option value="1">Garage1</option>
<option value="2">Garage2</option>
<option value="3">Garage3</option>
<option value="4">Street parking4</option>
<option value="5">Carport5</option>
</select>
<input type="hidden">
</td>
<td><select name="garage[]" class="select2 gd" style="width: 50%;">
<option value="1">Garage1</option>
<option value="2">Garage2</option>
<option value="3">Garage3</option>
<option value="4">Street parking4</option>
<option value="5">Carport5</option>
</select>
</td>
<td><input type="text" name="stock[]" class="stock">
</td>
</tr>
<tr>
<td><select name="Type[]" class="select2 pd" style="width: 50%;">
<option value="1">Garage1</option>
<option value="2">Garage2</option>
<option value="3">Garage3</option>
<option value="4">Street parking4</option>
<option value="5">Carport5</option>
</select>
<input type="hidden">
</td>
<td><select name="garage[]" class="select2 gd" style="width: 50%;">
<option value="1">Garage1</option>
<option value="2">Garage2</option>
<option value="3">Garage3</option>
<option value="4">Street parking4</option>
<option value="5">Carport5</option>
</select>
</td>
<td><input type="text" name="stock[]" class="stock">
</td>
</tr>
<tr>
<td><select name="Type[]" class="select2 pd" style="width: 50%;">
<option...
JavaScript
$(".select2").select2();
$('table').on('click', '.stock', function(event){
var parentTr = $(this).closest('tr');
var type = $(parentTr).find('td:eq(0) select').val();
var garage = $(parentTr).find('td:eq(1) select').val();
var total = parseInt(type)+parseInt(garage);
$(this).val(total);
});
$('#addMore').click(function(){
var newElement = '<tr><td><select name="Type[]" class="select2 pd" style="width: 50%;"><option value="1">Garage1</option><option value="2">Garage2</option><option value="3">Garage3</option><option value="4">Street parking4</option><option value="5">Carport5</option></select><input type="hidden"></td><td><select name="garage[]" class="select2 gd" style="width: 50%;"><option value="1">Garage1</option><option value="2">Garage2</option><option value="3">Garage3</option><option value="4">Street parking4</option><option value="5">Carport5</option></select></td><td><input type="text" name="stock[]" class="stock"></td></tr>';
$('table tbody').append(newElement)
});