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Re^4: I need Hex conversion, not!

by Corion (Pope)
on Jan 07, 2013 at 14:17 UTC ( #1012038=note: print w/replies, xml ) Need Help??


in reply to Re^3: I need Hex conversion, not!
in thread I need Hex conversion, not!

$count += $message[$_] for 0..@message-1 ;

Can you explain the intention of that line?

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Re^5: I need Hex conversion, not!
by Anonymous Monk on Jan 07, 2013 at 16:17 UTC

    Sum of all values in @message array. Element number is @message may be different in each message ( not for this example )

      Element number is @message may be different in each message ( not for this example )

      Element number in @message

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[ovedpo15]: how fast and a good way to print error if more than one out of three variables are defined? for example if there are $a $b $c. I want that if for example $a and $b are defined - print error (also for $a and $c or $b and $c)

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