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Do While Loop In VB.NET

Do While Loop In VB.NET

How to use Do While Loop?

Explanation

Do While Loop Statement

Do While Loop Statement is used to execute a set of statements only if the condition is satisfied. But the loop get executed once for a false condition once before exiting the loop. This is also know as Entry Controlled loop.
Syntax:

Do While [Condition]
[Statements]
Loop

In the above syntax the Statements are executed till the Condition remains true.
Example:

Private Sub Form1_Load(ByVal sender As System.Object,
ByVal e As System.EventArgs) Handles MyBase.Load
Dim a As Integer
a = 1
Do While a < 100
a = a * 2
MsgBox("Product is::" & a)
Loop
End Sub
Description:

In the above Do While Loop example the loop is continued after the value 64 to display 128 which is false according to the given condition and then the loop exits.

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