Answers for "php $_session["id"]"

php session regenerate id

<?php
session_start();

$old_sessionid = session_id();

session_regenerate_id();

$new_sessionid = session_id();

echo "Old Session: $old_sessionid<br />";
echo "New Session: $new_sessionid<br />";
?>

$_SESSION php example

<?php
session_start();
echo session_id();
?>