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Re^2: Is there a simple syntax to logically slice a hash?

by BrowserUk (Patriarch)
on Feb 21, 2013 at 16:41 UTC ( [id://1019978]=note: print w/replies, xml ) Need Help??


in reply to Re: Is there a simple syntax to logically slice a hash?
in thread Is there a simple syntax to logically slice a hash?

Ouch!. That creates 5 unneccesary temporary lists and an unneccesary temporary array:

#T1 L2 L1 @a = grep { /cat/ } keys %h1 # L5 L4 L3 @b{@a} = @h1{@a}

With the rise and rise of 'Social' network sites: 'Computers are making people easier to use everyday'
Examine what is said, not who speaks -- Silence betokens consent -- Love the truth but pardon error.
"Science is about questioning the status quo. Questioning authority".
In the absence of evidence, opinion is indistinguishable from prejudice.

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