Iteration, while loop, and for loop

[BartC]

On 28/06/2016 14:15, Michael Selik wrote:
> On Tue, Jun 28, 2016 at 8:41 AM Elizabeth Weiss <cake240 at gmail.com> wrote:
>
>> I do not understand the second code. What is counter?
>>
>
> It looks like someone wanted to make a loop induction variable.
> https://en.wikipedia.org/wiki/Induction_variable

I don't know if that helps; I've never heard of an induction variable. 
And according to the first example in that link, then 'word' in the OP's 
second example might be classed as an induction variable too! Confusing.

-- 
Bartc