//check if form is submitted if(isset($_POST['submit'])){ //get entered values $username = $_POST['username']; $email = $_POST['email']; $password = $_POST['password']; //encrypt password $password = password_hash($password, PASSWORD_DEFAULT); //insert user into database $query = "INSERT INTO users(username, email, password) VALUES ('$username', '$email', '$password')"; //execute query $result = mysqli_query($conn, $query); //confirm account creation if($result){ echo "Account created successfully!"; } else { echo "Error creating account."; } }This example code assumes that user information is being stored in a MySQL database and uses the `mysqli_query()` function to execute the insertion query. The `password_hash()` function is used to encrypt the user's password for added security. Package library: MySQLi.