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invert

invert()

Instance Public methods

Returns a Hash (not a DBM database) created by using each value in the database as a key, with the corresponding key as its value.

Note that all values in the hash will be Strings, but the keys will be actual objects.

Links:

https://github.com/ruby/ruby/blob/73bd9e566b081941e9e7f158cbf4f5fd1c2461a8/lib/yaml/dbm.rb#L140

doc_ruby_on_rails

2015-06-14 10:04:28

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