Fatal error: Uncaught Error: Call to undefined function mysql_query() in /home/wajihahs/public_html/Db.php:24 Stack trace: #0 /home/wajihahs/public_html/data.php(7): Db->execute('SELECT * FROM i...') #1 {main} thrown in /home/wajihahs/public_html/Db.php on line 24

Fatal error: Uncaught TypeError: mysqli_close(): Argument #1 ($mysql) must be of type mysqli, null given in /home/wajihahs/public_html/Db.php:84 Stack trace: #0 /home/wajihahs/public_html/Db.php(84): mysqli_close(NULL) #1 [internal function]: Db->__destruct() #2 {main} thrown in /home/wajihahs/public_html/Db.php on line 84