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You can exit a Do...Loop using the Exit Do statement. Since usually you desire to exit only in certain situations, such as to ignore an endless loop, you should employ the Exit Do statement in the True statement block of an If...Then...Else statement. If condition is False, the loop runs as usual. Or else, you probably did not require a loop in the first place.
In the following instance, myNum is assigned a value which creates an endless loop. The If...Then...Else statement verify for this condition, stop the endless repetition.
Sub ExitExample()
Dim counter, myNum counter = 0
myNum = 9
Do Until myNum = 10 myNum = myNum - 1 counter = counter + 1
If myNum < 10 Then Exit Do
Loop
MsgBox "The loop made " & counter & " repetitions." End Sub
Do While Loop Statement : The statements contained by the do...while loop block executes till the condition given in the while is true. The working of do...loop is elaborate
1. Create a new solution file named Ch03HandsOnProject1. 2. Rename the form and set the filename of the form to frmMain and frmMain.vb, respectively. 3. Set the appropriate p
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Select Case: The Select Case is used for handling the multiple paths. The Select Case computes the expression and depending on the value of the equivalent Case statement execu
MESSAGE LOOP The message loop is the code in the Win 32 based application. It retrieves messages from the application's message queue and passes these to the related window
The Frame: As the name suggests, the frame is a combination of the building blocks, structure and the borders of an item. The frame gives the "physical" presence to a window.
While several operations take place in an expression, each part is evaluated & resolved in a predetermined order called operator precedence. You can employ parentheses to override
write a detailed account on ADO.net architecture.
Each piece of data is passed in your process using an argument. Arguments serve like placeholders for the data you wish to pass into your process. You can name your arguments along
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