The data record to be edited is then read

[aburaihan66]

In order to be able to edit data, the two methods edit and update of the UserController must be implemented. The edit method provides the necessary form to be able to enter data. This naturally also includes the creation of the associated view. The update method , on the other hand, contains the actual logic for updating the data. Listing 10 shows the necessary changes in the UserController .

Listing 10: Extensions of the UserController for data updating

The code of the edit method is comparatively morocco gambling data simple. First, the appropriate data record is read and then passed to the view called UpsertUser to pre-fill the form fields . The name indicates that the view should be used both for creating and updating users.

The update method, on the other hand, contains somewhat more complex code. First, the input from the form is validated. If an error occurs, this is fed back to the frontend. out and then checked to see whether the newly entered email address is already used in another data record. If a duplicate is found, it is also fed back to the frontend. If all validations are successful, the newly entered data is saved in the corresponding data record and the user is redirected to the overview page.