// Includes the connection class file for further use.

class deleteClass extends dbConnect{

// This class extends the dbConnect class from the dbConnect.php class file.
// This is needed to access the connection variable for further sql query.

public function deleteFunction($id){

// This is the function which will delete a row of data in the database uniquely identified by $id.
// For this the function takes $id as argument.

$query="delete oop_table.* from oop_table where".$id;

// Passing the sql query to the variable $query.


// In dbConnect.php class file, $con variable is set as an object of the readymade mysqli class.
// query is the fuction of this class which takes the sql query as the argument.



// In case the query is successful, $result is set and thus user is redirected to index.php.



echo 'something is wrong';

// In case the query is not successful, $result is not set and above message is displayed.