Start C program for validating date

C program for validating date

In this case, bindings are set directly to the appropriate data classes, which have float properties.

In addition, business rule validation is also implemented.

Even with these constraints, it is usually still possible to enter values that are incorrectly formatted or invalid for some other reason.

Validation requirements often vary, but typically you want to validate data to prevent incorrect values from being saved.

To support validation, one option is to re-template the controls to provide your own validation template.

For example, you can customize the desktop version of the template provided in the Text Box Styles and Templates topic.

If you have a data entry page with unsaved changes and the user presses the Back button, you should inform the user that he is about to lose unsaved data.

To handle this scenario, you can override the Phone Application Page.

Odometer Reading value to the previous odometer reading.