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zzak/symbol_to_proc.rb

Forked from nusco/symbol_to_proc.rb
Created September 13, 2010 16:52
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symbol_to_proc.rb
# =====================
# Spell: Symbol to Proc
# =====================
# Convert a symbol to a block that calls a single method.
[1, 2, 3, 4].map(&:even?) # => [false, true, false, true]
# For more information: http://www.pragprog.com/titles/ppmetr/metaprogramming-ruby
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