You could say that a program's testers are supposed to do this; yes, they should - nobody else should. If not, if there is even just one unallowed character that is not supposed to be there, the Match method will return False. Instead of you having to loop through each character to determine what that character is, you simply need the correct Regular Expression pattern. Clear() Surname Valid = False Else Surname Valid = True End If End Sub It is basically the exact same code for the Name box, but I just included the capability to comprehend a space character as well. People expect to enter a phone number in a format similar to this: ###-###-####.
Doing so can cause your application or the operating system to stop responding.
The user can choose to either "Add Prescriptions to Batch" and/or "Print Fill Authorization Report".
You can read the full text of past Basically Visual columns. Here I present solutions to a few problems that I have encountered in my programming. Customizing the Web Browser control Avoid using the Internet Transfer control Validating web links Sending email from a Visual Basic program Clear all Text Boxes on a form Create blinking text on a form Display 3-D text on a form Change Text Box margins Aligning controls at a specific position Don't forget the Tag property Sizing a Form's interior Getting colors from a Picture Box control Auto Redraw and the Paint event Capturing screens from a Visual Basic program Filtering Text Box input Getting and using screen information Clipping the mouse cursor Move the mouse cursor in code Drawing "rubber-band" boxes Undo for Text Box controls Disable a form's Close button Modify the System menu Accept only uppercase letters in a Text Box Keeping a form on top Using custom mouse cursors Ensuring that all forms unload Remembering a form's size and position Support formatted text with the Rich Text Box control Toggling a form's title bar at run-time Understanding the Combo Box control Get to know the Sys Info control Changing Combo Box height Implement auto-find in a List Box Selecting all text when a Text Box gets the focus Save time with control arrays Adding controls to a form at runtime Scrolling controls on a form Understanding the Key Preview property Create a pane splitter Changing text alignment for Forms and Picture Boxes Create an "auto-OK" dialog box Create a "Sticky" Button Creating Graphical Command Buttons Implementing mouse-over effects Using the Picture Clip control Implement a Mouse Exit event Fire a Command Button repeatedly Create a temporary file name Verify that a path is writable Determining the type of a drive Using INI files for program settings Deleting files to the recycle bin Dragging files to your Visual Basic program Display file properties Display a select folder dialog Reverse character order in a string Parsing strings Is that on a weekend?
Well, sometimes a good structured and thought out If statement can suffice, but it can become quite long and cumbersome in the future. By using Regular Expressions this way, you can reduce the chances of getting errors at erratic times. This sub checks the email's format and if it thinks that it matches, it returns True and vice versa.Framework LTC now gives you the ability to "Print Fill Authorization Report".The user will now have the ability to run a report showing all prescriptions that will be added to the batch without actually adding to the batch.Microsoft is conducting an online survey to understand your opinion of the Msdn Web site.If you choose to participate, the online survey will be presented to you when you leave the Msdn Web site.