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Re^3: Dns lookups

by hippo (Parson)
on Dec 12, 2013 at 09:44 UTC ( #1066793=note: print w/ replies, xml ) Need Help??

in reply to Re^2: Dns lookups
in thread Dns lookups

The array is there to cope with the possibility of an unresolvable host. If you try your example above with args like


the unresolvability of would cause it to die on the first argument, whereas with the array it will just skip that and carry on to the remaining args. To my mind that's a better UX but others may disagree.

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Re^4: Dns lookups
by perlaintdead (Scribe) on Dec 12, 2013 at 10:46 UTC

    The golfer in me couldn't resist

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