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Re^2: What operator should perl5porters use for safe dereferencing?

by BrowserUk (Pope)
on May 30, 2012 at 20:43 UTC ( #973372=note: print w/replies, xml ) Need Help??


in reply to Re: What operator should perl5porters use for safe dereferencing?
in thread What operator should perl5porters use for safe dereferencing?

Of the two, I like the second one -- a) call the method, b) did it work?

Hm. That's backward. How can you call the method if you don't have a valid reference?

Of those two, I prefer the first: a) do we have a valid reference? b) if so, dereference it.


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.

The start of some sanity?

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Re^3: What operator should perl5porters use for safe dereferencing?
by talexb (Canon) on May 30, 2012 at 20:47 UTC

    You're quite right, I do have it backwards. Bother.

    Alex / talexb / Toronto

    "Groklaw is the open-source mentality applied to legal research" ~ Linus Torvalds

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