PHP Error Messages
: syntax error, unexpected '...' (T_VARIABLE) in
Please check the commas, semicolons from the previous lines which may not be present
: mysqli_query() expects parameter 1 to be mysqli, null given in
Please check on the MySQLi connection, whether the variable '$con' has the correct spelling or not
: Undefined variable: ... in .... on line ...
Please check on the variable declared on the line indicated, whether it was undefined earlier or there maybe duplication on the usage of the variable