Answer 1

Answer 2

<?php
    session_start();
    echo "<h3> PHP List All Session Variables</h3>";
    foreach ($_SESSION as $key=>$val)
    echo $key." ".$val."<br/>";
?>

Answer 3

Answer 4

Answer 5

这对我有用： -

<?php echo '<pre>' . print_r($_SESSION, TRUE) . '</pre>'; ?>

感谢分享代码...

Array
(    
    [__ci_last_regenerate] => 1490879962

    [user_id] => 3

    [designation_name] => Admin
    [region_name] => admin
    [territory_name] => admin
    [designation_id] => 2
    [region_id] => 1
    [territory_id] => 1
    [employee_user_id] => mosin11
)

Answer 6

session_start();
echo '<pre>';var_dump($_SESSION);echo '</pre>';
// or
echo '<pre>';print_r($_SESSION);echo '</pre>';

注意：session_start（）;行必须是，那么只有您才能打印出值$ _SESSION

Answer 7

将会话对象作为json回显。我喜欢json，因为我有一个浏览器扩展程序，可以很好地格式化json。

session_start();
echo json_encode($_SESSION);