Flowdock
method

transform_keys

Importance_1
Ruby on Rails latest stable (v4.1.8) - 0 notes - Class: Hash
transform_keys() public

Returns a new hash with all keys converted using the block operation.

hash = { name: 'Rob', age: '28' }

hash.transform_keys{ |key| key.to_s.upcase }
# => {"NAME"=>"Rob", "AGE"=>"28"}
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