JezK

Edit File: contact_management.php

<?php 
include('admin_functions.php');
 	if($_SESSION['username']=='')
	{
		echo "<script>location.replace('index.php');</script>" ;
	}   
   
	$admin=new adm_functions();
	$contacts = $admin->get_contact();

$i=1;
	$reposrtdata ='';
	foreach($contacts as $k=>$v){
			$contactdata .='<tr>
							<td>'.$i.'</td>
							<td>'.$v['username'].'</td>
							<td>'.$v['contactdate'].'</td>
							<td><a href="contact_view.php?id='.$v['contactid'].'"><input type="button" class="btn btn-success" value="View"></a>&nbsp;&nbsp;
								<a  href="contact_delete.php?id='.$v['contactid'].'"><input type="button" class="btn btn-danger" value="Delete"></a>
							</td>
						</tr>';
						$i++;
	}
   $currentPage='contact_management';
   include"header.php" ?>
      <div class="main-panel">
		<nav class="navbar navbar-default">
            <div class="container-fluid">
                <div class="navbar-header">
                    <button type="button" class="navbar-toggle">
                        <span class="sr-only">Toggle navigation</span>
                        <span class="icon-bar bar1"></span>
                        <span class="icon-bar bar2"></span>
                        <span class="icon-bar bar3"></span>
                    </button>
                    <a class="navbar-brand" href="#">Contact Management</a>
                </div>
             </div>
			<div class="collapse navbar-collapse">
            </div>
        </nav> 
		<div class="content">
            <div class="container-fluid">
                <div class="row">
				<div class="col-md-12">	
				
					 <div class="content table-responsive table-full-width">
                                <table class="table table-striped" id="example">
                                    <thead>
                                        <th>S.No</th>
                                    	<th>UserName</th>
                                    	<th>Contact Date & Time</th>
                                    	<th>Action</th>
                                    </thead>
                                    <tbody>
                                        <?php echo $contactdata; ?>
                                        
                                    </tbody>
                                </table>

</div>
                         </div>   
                </div>
            </div>
        </div>
   <?php include"footer.php" ?>
<script>
$(document).ready(function() {
    $('#example').DataTable();
})
</script>
  <link href="https://cdn.datatables.net/1.10.13/css/jquery.dataTables.min.css" rel="stylesheet">
<script src="//code.jquery.com/jquery-1.12.4.js"></script>
<script src="https://cdn.datatables.net/1.10.13/js/jquery.dataTables.min.js"></script>