Warning: Undefined array key "userid" in /users/2021/i2151025/public_html/2022/WebDB/login.php on line 8

Warning: Undefined array key "password" in /users/2021/i2151025/public_html/2022/WebDB/login.php on line 9
SELECT no, userid FROM book_members WHERE userid = '' AND password = md5 ('')
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