|Think about Loose Coupling|
Re^3: Test if multiple variables are definedby Eily (Vicar)
|on Jun 25, 2013 at 14:24 UTC||Need Help??|
Here is the longer version of the same code:
So yeah, the instructions inside the block are run on each element, and not the array as a whole.
If you have to ask though, I'd advise you to go for the long version because it will run just as fast, it's just another way of writing the same thing. Here is another way to do it, which I find easy to read thanks to the next keyword.