Display default image in php when image not show in list of image i need to remove missing icon

<?php while($row = mysqli_fetch_object($result)) { ?>
                        <tr>
                        <td><?php echo $row->ils_model ?><br>Code: <b><?php echo $row->code_no ?></b>
                            <br>Item: <?php echo $row->item_no ?></td>
                        <td><a href="$row->photos"><img border= 0 src="<?php echo  $row->photos ?>" width=100 height=100></a></td>

                        <td align=left>
                            Material: <?php echo $row->material ?>
                            <br>Size: <?php echo $row->product_size?>
                            <br>Frame Color: <?php echo $row->frame_color?>
                        </td>

enter image description here

via Chebli Mohamed