How do check if a PHP session is empty?

Question

Is this bad practice?

if ($_SESSION[\'something\'] == \'\')
{
    echo \'the session is empty\';
}

Is there a way to check if its empty or

Answer 1

The best practice is to check if the array key exists using the built-in array_key_exists function.

Answer 2

you are looking for PHP’s empty() function