By Les Pinter
This e-book is a how-to ebook for visible FoxPro builders. It describes the FoxPro improvement strategy and describes the VB .NET equivalents. furthermore, it issues out new VB .NET positive aspects that aren't required in FoxPro, in addition to VB .NET positive aspects that do issues that FoxPro does not do. This e-book will take FoxPro builders via the hand, describing each step of the FoxPro improvement through the simplest perform VB .NET similar. on account that many builders by no means upgraded to VFP eight, concepts in either models could be in comparison with the VB equivalents.
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Additional info for Visual Fox Pro to Visual Basic.NET
If the FXP is more recent, it's run, and the PRG is ignored. Of course, we don't send PRGs to our customers, and the FoxPro runtime can't compile them; but the analogy is useful. In general, project elements are either code or data. js for Visual Basic, C#, and J#). There are also a host of extensions that have been created for various components of a Visual Studio solution or project component. Generally, these are tables in XML format. In FoxPro we use DBFs with other extensions; the notion is precisely the same.
You can declare shadowing variables in a source file or inside a module, class, or structure, but not inside a procedure. • ReadOnly Variables declared with this keyword can only be read and not written. Used to create constants of a particular type, such as an object variable with preset data members. ReadOnly can't be used inside a procedure. • WithEvents The variable is an object based on a class for which events have been created, so it needs to have the additional harness added to monitor for said events and respond accordingly using any added handlers, to be discussed later.
NET implies that it's desirable to take advantage of every one of the options. However, as database developers, we don't need most of them. Make all methods of your classes Shared Public, and ignore all of the nuances. Don't use Overrides and Overloads. And if you find yourself using Shadows a lot, consider redesigning your base class or writing two different classes. NET The fact that you don't need to create multiple overloads of subs and functions doesn't mean, however, that you won't see them every day of your programming life.