in reply to Re^2: print and say
in thread print and say
Disregarding efficiency, a for loop over one element can be "useful" as a "topicalizer", i.e. locally setting $_ and shortening code. It's suggested by the Perl documentation in Switch Statements for use with the experimental when.
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Re^4: print and say
by LanX (Saint) on Sep 13, 2017 at 09:08 UTC |
