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Re: Re: Perl Idioms Explained - keys %{{map{$_=>1}@list}}

by LanceDeeply (Chaplain)
on Aug 04, 2003 at 18:58 UTC ( #280762=note: print w/ replies, xml ) Need Help??

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  1. or download this
    use Benchmark;
  2. or download this
    Benchmark: timing 1000 iterations of grep_seen, keys_map...
     grep_seen: 13 wallclock secs (11.17 usr +  0.00 sys = 11.17 CPU) @ 89
    +.52/s (n=1000)
      keys_map: 30 wallclock secs (29.28 usr +  0.00 sys = 29.28 CPU) @ 34
    +.15/s (n=1000)

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