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ricburton/useful_methods.rb

Last active December 16, 2015 20:59
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useful_methods.rb
%w(a b c d e f).map(&:to_s) # => ["a", "b", "c", "d", "e", "f"]
%w(a b c d e f).pop # => "f"
%w(a b c d e f).fetch(3) # => "d"
%w(a b c d e f).join(', ') # => "a, b, c, d, e, f"
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