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Re: Five Ways to Reverse a String of Words (C#, Perl 5, Perl 6, Ruby, Haskell)

by ambrus (Abbot)
on Sep 09, 2008 at 15:46 UTC ( #710122=note: print w/ replies, xml ) Need Help??

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  1. or download this
    sed 's/^/@/;:;s/\(.*@\)[ \t]*\([^ \t][^ \t]*\)/\2 \1/;t;s/ *@.*//;q'
    
  2. or download this
    sed 's/@/@a/g;s/^/@s/;:;s/\(.*@s\)[ \t]*\([^ \t][^ \t]*\)/\2 \1/;t;s/ 
    +*@s.*//;s/@a/@/g;q'
    

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