control scructure repeat and next line

[hershrev]

On Tuesday, February 17, 2004, at 01:59 PM, Dar Scott wrote:

>
> On Tuesday, February 17, 2004, at 11:41 AM, hershrev wrote:
>
>>> repeat for each line L in myList
>> So the "L" is a variable that automatically initializes to 1 ?
>>>   -- first time through, L contains line 1
>>>   doStuff L   -- your script for processing the line
>>>   -- next time through the loop, L contains line 2 and so on
>>> end repeat
>
> It contains the value of line 1.  That is, line one without any line 
> delimiters.
>
> I like to think of it as a constant rather than a variable, a constant 
> that is new each time through.
>
> The Revolution style is to put item and line delimiters between 
> datums, but it will also accommodate putting them after datums.  This 
> is important in representing empty datums.  If datums are never empty, 
> then putting delimiters between is fine.  I mention this, in case you 
> are surprised about how many lines are processed in such a loop.
Sorry to say , but I don't know what datums are.
>
> Dar Scott
>
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