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Post Session Example - Page 1

session_id() = 939b9634d06fb9e4c6ef1ddb6f36ac91

Post array is empty
Post array follows

Array
(
)

Session coffee is empty
Session array follows

Array
(
    [coffee] => 
)

GOTO Page 2

CODE FOLLOWS


<?php
    session_name("sperlt");
    session_start(); // establish, or continue, a session

    include('../includes/header4.php');
    echo('<h1>Post Session Example - Page 1</h1>');

    if(!empty($_POST['clear']))
        {
        // all this does is clear the SESSION array
        // when session_start() runs again, the session id will be the same as before.
        echo('Clear Session Array!<br>');
        setcookie(session_name(), session_id(), -1); // to expire the session
        session_unset();
        session_destroy();
        session_commit();
        }

    echo('<p>session_id() = ' . session_id() . '</p>');

    $coffee = !empty($_SESSION['coffee']) ? $_SESSION['coffee'] : null;
    $coffee = !empty($_POST['coffee']) ? $_POST['coffee'] : $coffee;
    $_SESSION['coffee'] = $coffee;

    if(!empty($_POST))
        {
        echo('Post array has something<br>');
        }
    else
        {
        echo('Post array is empty<br>');
        }

    echo("Post array follows");
    echo('<pre>');
    print_r($_POST);
    echo('</pre>');

    if(!empty($_SESSION['coffee']))
        {
        echo('Session coffee has something<br>');
        }
    else
        {
        echo('Session coffee is empty<br>');
        }

    echo("Session array follows");
    echo('<pre>');
    print_r($_SESSION);
    echo('</pre>');

    ?>

    <br><br>
    <form action="" method="POST">
        <input type="text" name="coffee">
        <input type="submit" name="submit" value="Fill Coffee">
        <input type="submit" name="clear" value="Clear Session Array">
    </form>
    <br><br>
   <a href="post-session-page2.php">GOTO Page 2</a>

<?php
    include('../includes/footer4.php');
?>

Last modified: April 06 2022

Line Count: 66

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