<?php session_start(); include "database.php"; function countRecord($sql,$mysqli) { $res=$mysqli->query($sql); return $res->num_rows; } if(!isset( $_SESSION["AID"])) { header("location:alogin.php"); } ?> <!DOTYPE HTML> <html> <head> <title>BOOK MANAGEMENT SYSTEM</title> <link rel="stylesheet" type ="text/css" href="css/style.css"> </head> <body> <div id="container"> <div id="header"> <h1>BOOK MANAGEMENT SYSTEM</h1> </div> <div id="wrapper"> <h3 id="heading">Welcome Admin</h3> <div id="center"> <ul class="record"> <li>Total students: <?php echo countRecord("select * from student",$mysqli); ?></li> <li>Total Books : <?php echo countRecord("select * from book",$mysqli); ?></li> <li>Total Request : <?php echo countRecord("select * from request",$mysqli); ?></li> <li>Total Comments: <?php echo countRecord("select * from comment",$mysqli); ?></li> </ul> </div> </div> <div id="navi"> <?php include "adminsidebar.php" ?> </div> <div id="footer"> <p>Copyright © book management 2020</p> <div> </div> </body> </html>