Friday, 13 April 2018

What is cookie?


  • A cookie is often used to identify a user.
  • A cookie is a small file that the server embeds on the user’s computer.
  • Each time the same computer request a page with a browser , it will send the cookie too.

    How to use a cookie


    Here,  Set a cookie.
    Program:-
    <?
    $time=time();
    echo $time;
    //setcookie(name , value , expire)
    setcookie(‘student’ , ‘mark’ , ‘$time’)
    ?>

    OUTPUT:-
    1407535797

    <?
    $student=$_COOKIE [ ‘student’ ];
    echo $student;
    ?>

    OUTPUT:-
    mark

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