[osflash] E4X question

Merrill, Jason jason.merrill at bankofamerica.com
Mon Nov 26 13:40:39 PST 2007


>>As for custom classes being slower than Player-native 
>>classes, that's probably true but I can't imagine that being 
>>a factor in parsing XML. That's optimization on a level that 
>>is too much for me to bother with.

I used to think that until I made heavy use of Xpath on an AS2 project.
It really bogged down when I was grabbing a bunch of data at once.  I
wasn't doing anything too ambitious or crazy with the parsing either. I
had to revert to native Actionscript XML classes (pre AS3 days) in order
to fix it - the speed improvement was dramatic.  It was more of a pain
for sure, but a huge improvement in performance.  

Jason Merrill
Bank of America  
L&LD GT&O 
eTools & Multimedia Research & Development

 



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