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Revision 12509, 0.9 kB
(checked in by trey, 2 years ago)
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| 1 | =head1 NAME |
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| 2 | |
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| 3 | Perl6::Overview::Reduce - Reduce metaoperator |
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| 4 | |
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| 5 | =head1 DESCRIPTION |
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| 6 | |
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| 7 | Uses of the reduction meta-operator: |
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| 8 | |
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| 9 | [+] # sum(...) |
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| 10 | [*] # product |
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| 11 | [*] 1..$x # factorial |
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| 12 | [~] # join('', ...) |
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| 13 | [+^] # numeric parity |
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| 14 | [~^] # string parity |
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| 15 | [?^] # boolean parity |
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| 16 | [<] # monotony |
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| 17 | [==] # equality |
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| 18 | [//] # first defined element |
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| 19 | [||] # first true element |
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| 20 | [=>] # linked list construction |
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| 21 | [&] # all(...) |
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| 22 | [|] # any(...) |
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| 23 | [^] # one(...) |
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| 24 | [Y] # zip(...) |
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| 25 | [,] # noop, returns input list |
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| 26 | [;] # [[;] 1,2,3] === [1;2;3] == [[1],[2],[3]] |
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| 27 | [>>op<<] # perform op on each column |
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