<?php foreach ($viewLeads as $vl) { ?> 
  <tr class="gradeX"> 
    <td style="padding:7px;"> 
      <input type="checkbox" class="child_present" name="custom_delete" value="<?php echo $vl['lead_id']; ?>" /></td> 
    <td><?php echo $vl['name']; ?></td> <td><?php echo $vl['email']; ?></td> <td><?php echo $vl['phone']; ?></td>
    <td class="center"><?php echo $vl['city']; ?></td>
    <td class="center"><?php echo $vl['state']; ?></td>
    <td class="center <?php echo ($vl['looking_for'] =='PCD Pharma Franchise') ? 'pcd-enquiry' : 'third-party-enquiry' ?>"><?php echo $vl['looking_for']; ?></td> 
    <td class="center"><?php echo ucfirst(str_replace('_', ' ', $vl['requirement'])); ?></td>
    <td class="center"><?php echo ucfirst(str_replace('_', ' ', $vl['call_time'])); ?></td>
    <td class="center"><?php echo $vl['status']; ?></td>
    <td class="center"><a href="<?php echo site_url('seller/leads-purchases/' . $vl['lead_id']) ?>" class="btn btn-xs btn-primary"><i class="fa fa-eye"></i> View</a> </td>
  </tr> 
<?php } ?>

This code is in seller.php page:

$this->data['viewLeads'] = $this->seller_model->select_row_join_where_db('pre_general_leads',array(),'*',' pre_view_leads','pre_general_leads.lead_id = pre_view_leads.lead_id'); 

Please resolve this issue in my seller dashboard.