public function delete($id = null)
{
if (is_null($id)) {
Utility::message("<div class=\"message_error\">No id avaiable. Sorry !</div>");
Utility::redirect('index.php');
}
$conn = mysql_connect("localhost", "root", "") or die("Cannot connect database.");
$lnk = mysql_select_db("atomicproject") or die("Cannot select database.");
$query = "DELETE FROM `atomicproject`.`summary` WHERE `summary`.`id` = " . $id;
$result = mysql_query($query);
if ($result) {
Utility::message("<div class=\"message_success\">Summary is deleted successfully.</div>");
} else {
Utility::message("<div class=\"message_error\">Cannot delete.</div>");
}
Utility::redirect('index.php');
}
<!-- Bootstrap -->
<link href="../../css/bootstrap.min.css" rel="stylesheet">
<link href="../../css/style.css" rel="stylesheet">
<!-- HTML5 shim and Respond.js for IE8 support of HTML5 elements and media queries -->
<!-- WARNING: Respond.js doesn't work if you view the page via file:// -->
<!--[if lt IE 9]>
<script src="https://oss.maxcdn.com/html5shiv/3.7.2/html5shiv.min.js"></script>
<script src="https://oss.maxcdn.com/respond/1.4.2/respond.min.js"></script>
<![endif]-->
</head>
<body>
<h1 class="text-center">Summary</h1>
<div class="wrapper">
<?php
echo Utility::message();
?>
<div class="actionDiv"><span>Search / Filter </span>
<span id="utility">Download as PDF | XL <a href="create.php">Add New</a></span>
<select>
<option>10</option>
<option>20</option>
<option>30</option>
<option>40</option>
<option>50</option>
</select>
</div>
<table class="table table-bordered">
<thead>
<tr>
<th>SL</th>
