Visual Basic® 2010 Unleashed

Iterations

Iterations in Visual Basic 2010 are performed via For..Next and For Each loops. Let’s analyze them more in details.

For..Next

A For..Next loop enables repeating the same action (or group of actions) for a finite number of times. The following code shows an example in which the same action (writing to the Console window) is performed 10 times:

In such loops you need to define a variable of a numeric type (i in the preceding example) that acts as a counter.

Tip

You may also assign the variable with another variable of the same type instead of assigning a numeric value.

The above code produces the following result:

Notice that you ...