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Fri, 6 Feb 2009 10:48:38 +0000 |
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Ryan Wilcox wrote on Thu, 5 Feb 2009 21:40:20 -0500:
>On Feb 5, 2009, at 6:03 PM, Deivy Marck Petrescu wrote:
>> ... modifying a string and then creating a huge list.
>> But still, the second is playing with a list from the outset.
>> I believe a while ago Chris Nebel put a god explanation on why lists
>> require more "work" in the Apple AppleScript list.
>> If one does away with the need of manipulating a list but instead
>> uses a reference to the list then the situation changes dramatically:
>>
>> repeat 10000 times
>> set end of (a reference to c) to "a"
>> end repeat
>> set t3 to (current date) - t2
>
>
>EXCEPT the "reference to" trick ONLY works in the (implicit or
>explicit) run hander (because that's the only place you can explicitly
>create a reference in AppleScript, which I mention in my article.
>Well, unless you make c a property - then you can use it as a reference.
A now-famous trick is to reference a property of a script object, which
works locally:
on myHandler()
script o -- o is local to myHandler.
property c: {}
end
repeat 10000 times
set end of o's c to "a" -- o's c instead of c of «script»
end repeat
end myHandler
NG
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