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Re: Unusual sorting requirements; comparing three implementations.

by moritz (Cardinal)
on Oct 24, 2012 at 17:11 UTC ( #1000670=note: print w/replies, xml ) Need Help??

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  1. or download this
    sub two_pass {
        my @sorted =
            sort { $a->name cmp $b->name }
  2. or download this
                Rate    obvious     subtle   two_pass functional
    obvious    173/s         --       -22%       -30%       -61%
    subtle     222/s        28%         --       -11%       -50%
    two_pass   249/s        44%        12%         --       -44%
    functional 444/s       156%       100%        79%         --
  3. or download this
    use v6;
    class Person {
    say .perl for @sorted;
  4. or download this => "Alice", title => "Sales Manager") => "Carol", title => "Marketing Manager")
    ... => "Dave", title => "Janitor") => "Eve", title => "Tech Support") => "Fred", title => "Receptionist")

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Node Type: note [id://1000670]
[Eily]: yes we're pretty prawn to making puns around here
Eily went to the wiktionary to check that the pronunciations of prawn and prone are actually similar. Turns out prawn can be an alternative form of porn...

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