How PHP uses cookies to store login usernames

Source: Internet
Author: User
Tags setcookie

PHP uses cookies to save the login user name 2015-01-26 11:03:13 www.hackbase.com Source: The Internet Submission Form page copy code code is as follows: <?php$user = Isset ($_cookie[' Username '])? $_cookie[' username ']: ';? ><form action= "file.php" method= "POST" > User name: <input type= "text" name= "username" Valu ...

Submit a Form page

Copy the Code code as follows:<?php
$user = isset ($_cookie[' username ') "$_cookie[' username ']: ';
?>
<form action= "file.php" method= "POST" >
User name: <input type= "text" name= "username" value= "<?php echo $user;?>"/><br/>
Password: <input type= "password" name= "pwd"/><br/>
Remember user name: <input type= "checkbox" Name= "REM" value= "1" ><br/>
<input type= "Submit" Name= "sub" value= "Commit" >
</form>

Form information receive page, while setting cookies

Copy the Code code as follows:<?php
$user = $_post[' username ');
if ($_post[' REM ']) {
Setcookie ("username", $user, Time () +3600*3600*24);
}else{
Setcookie ("username", ", Time ()-1);
}
echo "Login Successful";
?>

How PHP uses cookies to store login usernames

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