Re: print out keys of hash with carriage returns


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by fletcher_the_dog (Friar)

on Nov 03, 2004 at 19:19 UTC ( #404974=note: print w/replies, xml )

Need Help??

Another variation

map{print RPTOUT "$_\n"} keys %tapeid;
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Re^2: print out keys of hash with carriage returns by revdiablo (Prior) on Nov 03, 2004 at 22:50 UTC
That is indeed another way to do the same thing, but many argue against using map in void context. In older versions of perl, it was inefficient, because it would build a list of return values. In newer versions of perl, it's just bad style.	[reply]

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