C validating textbox input

Input validation should be applied on both syntactical and semantic level.

Click on the control to display its properties on the panel at the left side of the Dynaform design.

The properties set by default are the following: By checking this option, an asterisk is added in the label to indicate that the field is required.

It means that an option must be selected mandatorily from the control.

This time, however, I'll focus on only one record at a time that the end user can edit (for the first time) or modify.

To build the example application, start Delphi, and drop TSQLConnection, TSQLData Set, TData Set Provider, TClient Data Set, and TData Source components.

Leave a Reply

  1. top escort romania dating 05-Oct-2016 14:33

    When we hear about examples in the news, we think, maybe the child misinterpreted it? We think ‘it can’t be that harmful for the child’, but research shows it is for people when they realise what happened. “People tend to go, ‘it can’t be that bad’, and ‘cor...

  2. fun dating games for teens 29-Oct-2016 23:53

    At Arab Lounge, we take the security of our members very seriously, which is why we take pride in our 5 Star Safety Program.

  3. Sexy men to chat with free and no sign up 29-Sep-2016 06:30

    As a client you will receive a level of support and insight from our skilled consultants that no other introduction agency or matchmaking service can offer.