Created
January 5, 2012 08:01
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mapBetween (ref. http://blog.livedoor.jp/dankogai/archives/51763038.html) in Perl 6
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| use v6; | |
| sub mapBetween(@list, &fn) { | |
| sub infix:<op>($a, $b) { &fn($a, $b) }; | |
| @list <<op<< @list[1..*]; | |
| } | |
| say mapBetween([1..5], &[+]); # 3 5 7 9 |
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