Using DropBox for Faster Mobile Development

[Pete]

PS.  That also explains why the repeat loop isn't affected by deleting the
last char - it's not a return so doesn't affect the placement of lines in
the original list.
Pete

On Sat, Feb 18, 2012 at 2:47 PM, Pete <pete at mollysrevenge.com> wrote:

> I have to say, the issue of returns in lines has always been confusing to
> me.  I've kinda resolved it by thinking of them as separators rather than
> terminators.  So if the last line in a list does not have a return, it's
> still treated as a line because it's separated from the previous line by
> the preceding return.  Unfortunately, that analogy breaks down if you have
> a return at the end of the last line since I would expect that to increase
> the number of lines by 1 and the last line would be empty, but that's not
> the case.  There's still the same number of lines and no empty last line.
>
> Be that as it may, I just ran a test using the same construct as below and
> I think there's something other than a return character causing the
> problem.  Here's the code:
>
> *on* mouseUp
>
>    *put* "abc" & *return* & "def" & *return* & "ghi"  into myLines
>
>    *repeat* for each line myLine in myLines
>
>       *answer* myLine & tab & (myLine contains *return*)
>
>       *delete* char -1 of myLine
>
>       *answer* myLine & tab & (myLine contains *return*)
>
>    *end* *repeat*
>
> *end* mouseUp
>
>
> The first answer returns the 3-char line contents and false.  The second
> answer returns the first two of the three characters and false.  So it
> seems to me that this type of repeat construct does not include the return
> character in myLine.  I'm guessing that there's some other non-visible
> character in the file that is causing the problem.
>
>
> Pete
>
> On Sat, Feb 18, 2012 at 2:18 PM, Peter M. Brigham, MD <pmbrig at gmail.com>wrote:
>
>> On Feb 18, 2012, at 10:57 AM, Michael Doub wrote:
>>
>> > ...
>> >
>> > on mouseUp
>> >   put URL "http://dl.dropbox.com/u/43797494/LiveCode/LoadLinks" into
>> list
>> >   repeat for each line x in list
>> >      delete the last char of x
>> >      put x into StacktoLoad
>> >      exit repeat
>> >   end repeat
>> >   go URL StacktoLoad
>> > end mouseUp
>>
>> Usually when using a "repeat for each line x" structure you will break
>> things if you change x within the repeat structure. Interesting that in
>> this case it works. However, it's a good habit to get into to put x into
>> another variable and then change that, if you're using "repeat for each...".
>>
>> -- Peter
>>
>> Peter M. Brigham
>> pmbrig at gmail.com
>> http://home.comcast.net/~pmbrig
>>
>>
>>
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>
>
> --
> Pete
> Molly's Revenge <http://www.mollysrevenge.com>
>
>
>


-- 
Pete
Molly's Revenge <http://www.mollysrevenge.com>