Warning: session_start(): open(/var/lib/php/sessions/sess_14qbq1jg2um8vaa4n0h59kidgh, O_RDWR) failed: No space left on device (28) in /users/2018/i1858056/public_html/2022/WebProg/ch10/exam10-04.php on line 1

Warning: session_start(): Failed to read session data: files (path: /var/lib/php/sessions) in /users/2018/i1858056/public_html/2022/WebProg/ch10/exam10-04.php on line 1
세션id :
세션확인
세션변수 session1 삭제
모든세션변수삭제
세션삭제