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November 15, 2015 20:51
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| require 'set' | |
| # Remove vowels from string | |
| # Hash-solution with Ruby 2.3 | |
| vowels = {'a' => true, 'e' => true, 'i' => true, 'o' => true, 'u' => true} | |
| "cool test".chars.reject(&vowels).join #=> "cl tst" | |
| # Set-solution could be in Ruby 2.3 :) | |
| vowels = Set.new(%w[a e i o u]) | |
| "cool test".chars.reject(&vowels).join #=> "cl tst" |
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