Question

How to unset session variable in PHP

Answer 1

session_start(); 

$_SESSION['id'] = 98321; // store data
echo $_SESSION['id']; // get data

if(isset($_SESSION['id']))
    unset($_SESSION['id']); 
    
echo $_SESSION['id']; // get data

    



/*
run:

98321
PHP Notice:  Undefined index: id in /home/test.php on line 12

*/

 

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