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Perl: the Markov chain saw

Re: converting from switch to given-when

by Athanasius (Chancellor)
on Sep 26, 2012 at 08:07 UTC ( #995728=note: print w/replies, xml ) Need Help??

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  1. or download this
    The smartmatch implicitly dereferences any non-blessed hash or array r
    +eference, so the HASH and ARRAY entries apply in those cases.
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    Right operand is an ARRAY:
    Any       ARRAY      smartmatch each ARRAY element
                   like: grep { Any ~~ $_ } ARRAY
  3. or download this
    Num       nummy       numeric equality
                    like: Num == nummy
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    Either an actual number, or a string that looks like one.
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    grep { $selection ~~ $_ } (5103)
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    $selection == 5103
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    use constant FOO => 42;
  8. or download this
    sub FOO() { return 42; }

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