               <td><div class="expressionDiv">^(\d|,)*\d*$</div></td>
                </tr>
                <tr class="description">
                    <th scope="row">Description</th>
                    <td><div class="overflowFixDiv">matches 0 and all positive integers only. will accept comma formatting only.</div></td>
                </tr>
                <tr class="matches">
                    <th scope="row">Matches</th>
                    <td><div class="overflowFixDiv">1234 <span class='separato