instance method
transform_values
Ruby on Rails edge
Since v4.2.11.3Signature
transform_values(&block)Returns a new ActionController::Parameters instance with the results of running block once for every value. The keys are unchanged.
params = ActionController::Parameters.new(a: 1, b: 2, c: 3)
params.transform_values { |x| x * 2 }
# => #<ActionController::Parameters {"a"=>2, "b"=>4, "c"=>6} permitted: false>
Parameters
-
blockblock
Source
# File actionpack/lib/action_controller/metal/strong_parameters.rb, line 918
def transform_values(&block)
return to_enum(:transform_values) unless block_given?
new_instance_with_inherited_permitted_status(
@parameters.transform_values { |v| yield convert_value_to_parameters(v) }
)
end
Defined in actionpack/lib/action_controller/metal/strong_parameters.rb line 918
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Defined in ActionController::Parameters