in reply to TIMTOWTDI/golf - counting backwards


45 chars. It uses revers but not reverse. 
    #23456789_123456789_123456789_123456789_12345
    perl -le'$=/=split//,revers;print$=--while$='

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John.

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Re: Re: TIMTOWTDI/golf - counting backwards
by Juerd (Abbot) on Jan 28, 2002 at 21:32 UTC
    Nice one, jmcnamara. It took a while before I figured out how it works, mostly because I didn't know what split does in scalar context, but the /= might confuse quite a few people too :) 

    2;0 juerd@ouranos:~$ perl -e'undef christmas'
Segmentation fault
2;139 juerd@ouranos:~$

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