Jamie Balfour

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Official ZPE/YASS documentationunset

unset (var variable) ⇒ boolean

Destroys any references to a variable. It follows the standard variable hierarchy in that it will find a local variable, then a parameter then a global variable which if not found will result in the function returning

First available: Version

Using unset

The unset function is an extremely under-used function that can be used to make programs more efficient. When done with a variable, why not just destroy the reference?

Both the ZPE and Java garbage collectors (GC) are not often the most efficient they can be and if you know a variable is no longer going to be used, you can delete any references to it at that point and save the GC some work.

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