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saxxi/Hash.symbolize_keys.rb

Created January 25, 2011 14:08
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convert hash object to symbol
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Hash.symbolize_keys.rb
# a = {"three"=>3, "two"=>2, "one"=>1}.symbolize_keys = {:three=>3, :one=>1, :two=>2}
# from Greg => http://objectmix.com/ruby/325092-transform-hash-key-string-into-symbol.html
class Hash
def symbolize_keys
replace(inject({}) { |h,(k,v)| h[k.to_sym] = v; h })
end
end
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