Visual Basic 2017 Lesson 37: Building Console Application Part 1

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In Visual Basic 2017, you can build console application besides Windows Form Applications. To start creating a console application, start Visual Basic 2017 and choose Console Application in the new project window, as shown in Figure 37.1 below:

Figure 37.1: Console Application

Retain the name as ConsoleApp or change it to the name of your choice.

Now, click on Console Application to bring up the code window, as shown in Figure 37.2 below:

 

Figure 37.2: The Code Window

The console code window comprises modules, where the main module is module 1. You an add other modules by clicking on Project on the menu bar and click Add Module, as shown in Figure 37.3 below:

figure37.3

Figure 37.3: Add Module

To start writing code for the console application, type your code in between Sub Main() and End Sub, as shown below:

Sub Main ( )
Your code
End Sub

“User Instance=True;Integrated Security=SSPI”



Example 37.1: Displaying a Message

The following program will display a message ” Welcome to Visual Basic 2017 Console Programming”.

The function to display a message box is MsgBox(). Enter the code as follows:

Figure 37.4: Writing the code

Run the program and the output is as shown in Figure 37.5 below:

Figure 37.5: The output

 

Example 37.2: A Looping Program

You can write a looping program using the Do Until….Loop structure, as shown below:

Sub Main()
Dim x As Single
Do Until x> 100
x = x + 5
Loop
MsgBox("The value of x is" & ""& x)
End Sub

The output is

   

Figure 37.6: The output





[Lesson 36]<< [Contents]>> [Lesson 38]

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