세션ID : q90cht7gn8skmq8mnij8rmce2p
session1 :
Warning: Undefined array key "session1" in /users/2019/i1962026/public_html/2022/WebProg/ch10/exam10-06.php on line 13

session2 :
Warning: Undefined array key "session2" in /users/2019/i1962026/public_html/2022/WebProg/ch10/exam10-06.php on line 14

session3 :
Warning: Undefined array key "session3" in /users/2019/i1962026/public_html/2022/WebProg/ch10/exam10-06.php on line 15

세션설정
확인
모든세션변수삭제
세션삭제