PHP-- advanced introduction
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Transcript PHP-- advanced introduction
PHP-- advanced introduction
Speaker: Chin-Chang
Chang
Date:2007.4.23
Cookie(1/2)
setcookie ( string name [, string value [, int
expire [, string path [, string domain [, bool
secure]]]]] )
–
Ex. setcookie('stu_id', '95321517');
$HTTP_COOKIE_VARS['cookie']
–
echo $HTTP_COOKIE_VARS['stu_id'];
Cookie(2/2)
<?php
setcookie('tCookie', $name, time()+60*60*24);
echo "cookie = " . $HTTP_COOKIE_VARS['tCookie'];
?>
<html>
<head><title>cookie</title></head>
<body>
<form action="<?= $PHP_SELF; ?>" method="POST">
<input type="text" name="name"><input type="submit">
</form>
</body>
</html>
http://stu.csie.ncnu.edu.tw/~beautidays.99/cookie.php
Cookie Path
<?php
setcookie('path_test', $test, time()+60*60*24,
'/~beautidays.99/cookie');
echo "cookie = " .
$HTTP_COOKIE_VARS['path_test'];
?>
http://stu.csie.ncnu.edu.tw/~beautidays.99/cookie/cookie2.php
http://stu.csie.ncnu.edu.tw/~beautidays.99/cookie/path_test.php
http://stu.csie.ncnu.edu.tw/~beautidays.99/path_test.php
Cookie Clear
setcookie('path_test', '', time()+60*60*24);
setcookie('path_test', '', time()+60*60*24,
'/~beautidays.99/cookie');
http://stu.csie.ncnu.edu.tw/~beautidays.99/link.php
Session(1/2)
<?php
session_start();
if(($HTTP_POST_VARS['user']==andy)&&($HTTP_POST_VARS['pass']==123))
{
echo "success!";
$user=$HTTP_POST_VARS['user'];
session_register('user');
echo '<a href=“protected.php">next</a>';
}
else
header('Location:login.php?error=1');
?>
http://stu.csie.ncnu.edu.tw/~beautidays.99/login2.php
Session(2/2)
<?php
include('auth2.php');
?>
success!
<form action="login2.php" method="POST">
<input type="submit" value="logout"
onclick="<? session_unregister('user'); ?>">
</form>
Reference
http://chensh.loxa.edu.tw/php/