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Verstehen | ||
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Verstenen is a list comprehension library for Ruby. It attemps to emulate listi | ||
comprehension teqniques from the Python programming language. | ||
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Install: | ||
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Add the gemcutter repository to your gem sources if you have not already done so: | ||
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sudo gem sources -a http://gemcutter.org | ||
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Install the gem from gemcutter: | ||
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sudo gem install verstehen | ||
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Usage: | ||
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require 'rubygems' | ||
require 'verstehen' | ||
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list { x * 16 }.for(:x).in { 0..16 }.if { x % 4 == 0 }.comprehend | ||
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=> [0, 64, 128, 192, 256] | ||
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@corban weare.buildingsky.net | ||
________________________________________________________________________________ | ||
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Copyright (c) 2009 Corban Brook, released under the MIT license | ||
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