Author Topic: AS3 "bad" programming practices  (Read 1872 times)

Offline peewee_RotA

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AS3 "bad" programming practices
« on: March 18, 2010, 07:07:20 AM »
You shouldn't attempt to remove object from itself - it is a bad practice, and in AS3 you can't do it for sure.

Object may be deleted (i.e. garbage collected) only if there are no references left to that object. Since references always get passed by value and object is generally not aware of which references to it exist, you can't delete object from itself. The only useful thing you can do is to create a method which will clean up all resources used by an instance. Such method will serve as a destructor, but you'll have to call it manually. Don't forget that event listeners will also prevent garbage collection unless you remove them

http://stackoverflow.com/questions/709365/how-do-i-delete-gc-an-object-in-actionscript-3

Aparently in Action Script 3 you are not supposed to clean up objects that your pointers reference. Technically they are not pointers, all variable names are just references to an object that is handled through the interpretor anyway, but this sounds like some backwards advice to me. In order to delete an object I have to delete all of it's pointers and allow the object to still exist.

Basically if I create an array of references (pointers) and fill that array dynamically with objects, every time that I want to pop an object from that stack it is bad practice to delete it. Does this confuse anyone else?
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« Last Edit: March 18, 2010, 07:14:47 AM by peewee_RotA »
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Offline [BTF]Sigma

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Re: AS3 "bad" programming practices
« Reply #1 on: March 18, 2010, 07:48:25 AM »
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