What is the issue with the session variable not passing correctly in the PHP code provided?

The issue with the session variable not passing correctly in the provided PHP code is likely due to the session not being started before trying to access or set session variables. To solve this issue, you need to start the session at the beginning of the PHP script using session_start(). 

<?php
session_start();

// Set session variables
$_SESSION['username'] = 'JohnDoe';

// Access session variables
echo 'Username: ' . $_SESSION['username'];
?>

Keywords

session variable PHP code passing issue error

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