Warning: Use of undefined constant course - assumed 'course' (this will throw an Error in a future version of PHP) in /home/htdocs/school/school.php on line 35

Warning: Use of undefined constant oiwai - assumed 'oiwai' (this will throw an Error in a future version of PHP) in /home/htdocs/school/school.php on line 42

Warning: Use of undefined constant access - assumed 'access' (this will throw an Error in a future version of PHP) in /home/htdocs/school/school.php on line 49

Warning: Use of undefined constant photo - assumed 'photo' (this will throw an Error in a future version of PHP) in /home/htdocs/school/school.php on line 55

Warning: mysqli_query() expects parameter 1 to be mysqli, null given in /home/htdocs/school/functions/general_mysql.php on line 30

Fatal error: Uncaught Error: Call to undefined function mysql_num_rows() in /home/htdocs/school/school.php:114
Stack trace:
#0 {main}
  thrown in /home/htdocs/school/school.php on line 114