Code:
index.php
<?php session_start(); ?><!DOCTYPE html>
<html>
<body>
<center><h1>Login</h1>
<?php
if(isset($_POST['submit']))
{
$conn=mysqli_connect("localhost","root","","login");
$user=$_POST['username'];
$pass=$_POST['password'];
$qu="SELECT * FROM registerform WHERE username='{$user}' AND password='{$pass}'";
$result=mysqli_query($conn,$qu);
$count=mysqli_num_rows($result);
if($count == 1)
{
$_SESSION['username']=$user;
echo "<script>document.location.href='display.php'</script>";
}
else
{
echo "<script>alert('Invalid Username or Password')</script>";
}
}
?>
<form name="signin" method="post" action="index.php">
Username: <input type="text" name="username"/>
Password: <input type="password" name="password"/>
<input type="submit" value="Login" name="submit"/>
</center>
</body>
</html>
display.php
<?php session_start(); ?>
<?php
if(isset($_SESSION['username'])){
}else{
echo "<script>alert('Please Login')</script>";
echo "<script>document.location.href='index.php'</script>";
}
?>
<!DOCTYPE html>
<html>
<body>
<center>
<?php
echo "<h1>Welecome to Home<br/></h1>";
echo $_SESSION['username']." successfully logged in";
?>
<center><br/>
<a href="logout.php">Logout</a>
</center>
</body>
<?php
if(isset($_SESSION['username'])){
}else{
echo "<script>alert('Please Login')</script>";
echo "<script>document.location.href='index.php'</script>";
}
?>
<!DOCTYPE html>
<html>
<body>
<center>
<?php
echo "<h1>Welecome to Home<br/></h1>";
echo $_SESSION['username']." successfully logged in";
?>
<center><br/>
<a href="logout.php">Logout</a>
</center>
</body>
Logout.php
<?php session_start(); ?>
<?php
session_destroy();
echo "<script>document.location.href='index.php'</script>";
?>
<?php
session_destroy();
echo "<script>document.location.href='index.php'</script>";
?>
No comments:
Post a Comment