Visual Basic programs for beginners with examples Basic Vb programs Example 2.1.1 Private Sub Form_Load ( ) Form1.show Print “Welcome to Visual Basic tutorial” End Sub Example 2.1.2 Private Sub Form_Activate ( ) Print 20 + 10 Print 20 - 10 Print 20 * 10 Print 20 / 10 End Sub You can also []. 101 Code Samples for Visual Basic; for Database There is no Visual Basic Database, the sample gives you code how to access databases with Visual Basic for Net. Those databases have their own script mostly SQL transact code.
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| Click on a category in the left rail to browse Visual Basic 6.0 examples.
Using ActiveX Components in Visual Basic 6.0To use an ActiveX component in VB 6.0, you must first add a reference to the component from within your VB6 project. To add a 'Reference', select Project --> References... from the VB6 IDE and check the checkbox for the component to be referenced, as shown below: Then select the component to be referenced: Creating the ActiveX Component Dynamically at RuntimeTo instantiate a new instance of an ActiveX component, use the 'New' keyword, as shown in the code fragment below: Dim an ActiveX Component with EventsIf your applications intends to process event callbacks fired by an ActiveX, the component must be declared 'WithEvents', as shown below: Adding an ActiveX Event Callback Function in Visual Basic 6.0Wiring the ActiveX for events is easy. First, display the 'Code View' in the VB6 IDE and select the object you previously declared 'WithEvents', as shown below: Next, select the event: Visual Basic will automatically generate the event procedure for you. For example: Notice that the procedure names follow a pattern: VARNAME_EVENTNAME. This is important. If the name of the procedure is not correct, it will not be called. |
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