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PHP Login Page Example.

This post for PHP beginners Login Page Example. I want to explain creating database, posting form values, storing the session value and destroy the session. It’s is very useful and simple. Try live demo with Username : test Password : test

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MySQL admin table columns id, username, pass-code.

CREATE TABLE admin ( id INT PRIMARY KEY AUTO_INCREMENT, username VARCHAR(30) UNIQUE, passcode VARCHAR(30) ); Config.php Database configuration file.

$mysql_hostname = «hostname»; $mysql_user = «username»;

$mysql_password = «password»; $mysql_database = «database»; $bd = mysql_connect($mysql_hostname, $mysql_user, $mysql_password) or die(«Opps some thing went wrong»); mysql_select_db($mysql_database, $bd) or die(«Opps some thing went wrong»); Login.php Contains PHP and HTML code.

include(«config.php»); session_start(); if($_SERVER[«REQUEST_METHOD»] == «POST») {

// username and password sent from Form $myusername=addslashes($_POST[‘username’]); $mypassword=addslashes($_POST[‘password’]); $sql=»SELECT id FROM admin WHERE username=’$myusername’ and passcode=’$mypassword’»; $result=mysql_query($sql); $row=mysql_fetch_array($result); $active=$row[‘active’]; $count=mysql_num_rows($result);

// If result matched $myusername and $mypassword, table row must be 1 row if($count==1) { session_register(«myusername»);

Thursday, September 24, 2009

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Love this PDF? Add it to your Reading List! 4 joliprint.com/mag

9lessons.info

PHP Login Page Example.

$_SESSION[‘login_user’]=$myusername; header(«location: welcome.php»); } else { $error=»Your Login Name or Password is invalid»; } }

<form action=»» method=»post»>

<label>UserName :</label>

<input type=»text» name=»username»/><br />

<label>Password :</label>

<input type=»password» name=»password»/><br/>

<input type=»submit» value=» Submit «/><br /> lock.php Session verification. If no session value page redirect to login.php

include(‘config.php’); session_start(); $user_check=$_SESSION[‘login_user’]; $ses_sql=mysql_query(«select username from ad-min where username=’$user_check’ «); $row=mysql_fetch_array($ses_sql);

$login_session=$row[‘username’]; if(!isset($login_session)) { header(«Location: login.php»); } welcome.php

include(‘lock.php’); <h1>Welcome <?php echo $login_session; ?></h1> logout.php SignOut Destroy the session value.

session_start(); if(session_destroy()) { header(«Location: login.php»); }

Thursday, September 24,

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