Fatal error: Uncaught Error: Call to undefined function mysqli_real_escape_string() in /home/mergeint/public_html/data/sqlinjection.php:19 Stack trace: #0 /home/mergeint/public_html/data/sqlinjection.php(34): clean_array(Array) #1 /home/mergeint/public_html/index.php(9): include('/home/mergeint/...') #2 {main} thrown in /home/mergeint/public_html/data/sqlinjection.php on line 19