Warning: session_start(): open(/var/lib/php/sessions/sess_olpets14pqprl5f6o3p4hh6e9l, O_RDWR) failed: No space left on device (28) in /users/2017/i1758040/public_html/2019/webprog/ch10/exam10-04.php on line 1

Warning: session_start(): Failed to read session data: files (path: /var/lib/php/sessions) in /users/2017/i1758040/public_html/2019/webprog/ch10/exam10-04.php on line 1
세션ID :
Fatal error: Uncaught Error: Call to undefined function sesison_id() in /users/2017/i1758040/public_html/2019/webprog/ch10/exam10-04.php:9 Stack trace: #0 {main} thrown in /users/2017/i1758040/public_html/2019/webprog/ch10/exam10-04.php on line 9