<?php include('database connection.php'); include('function.php'); if(isset($_POST["operation"])) { if($_POST["operation"] == "Add") { $statement = $connection->prepare(" INSERT INTO course (course, students) VALUES (:course, :students)"); $result = $statement->execute( array( ':course' => $_POST["course"], ':students' => $_POST["students"] ) ); } if($_POST["operation"] == "Edit") { $statement = $connection->prepare( "UPDATE course SET course = :course, students = :students WHERE id = :id"); $result = $statement->execute( array( ':course' => $_POST["course"], ':students' => $_POST["students"], ':id' => $_POST["course_id"] ) ); } } ?>