Beefy Boxes and Bandwidth Generously Provided by pair Networks
Clear questions and runnable code
get the best and fastest answer

Re^2: Dns lookups

by perlaintdead (Scribe)
on Dec 12, 2013 at 00:47 UTC ( #1066753=note: print w/replies, xml ) Need Help??

in reply to Re: Dns lookups
in thread Dns lookups

you can also get rid of that pesky array

use Socket;print "$_\n".inet_ntoa((gethostbyname$_)[4])."\n\n" for @AR +GV;

Replies are listed 'Best First'.
Re^3: Dns lookups
by hippo (Abbot) on Dec 12, 2013 at 09:44 UTC

    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.

      The golfer in me couldn't resist

Log In?

What's my password?
Create A New User
Node Status?
node history
Node Type: note [id://1066753]
and all is quiet...

How do I use this? | Other CB clients
Other Users?
Others exploiting the Monastery: (7)
As of 2018-04-19 10:30 GMT
Find Nodes?
    Voting Booth?