invert

sdbm.invert â Hash

Instance Public methods

Returns a Hash in which the key-value pairs have been inverted.

Example:

require 'sdbm'
 
SDBM.open 'my_database' do |db|
  db.update('apple' => 'fruit', 'spinach' => 'vegetable')
 
  db.invert  #=> {"fruit" => "apple", "vegetable" => "spinach"}
end

doc_ruby_on_rails

2025-01-10 15:47:30

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