method

extract!

Ruby on Rails latest stable (v7.1.3.2) - 0 notes - Class: Parameters

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What's this?

extract!(*keys) public

Removes and returns the key/value pairs matching the given keys.

params = ActionController::Parameters.new(a: 1, b: 2, c: 3)
params.extract!(:a, :b) # => #<ActionController::Parameters {"a"=>1, "b"=>2} permitted: false>
params                  # => #<ActionController::Parameters {"c"=>3} permitted: false>

Show source

# File actionpack/lib/action_controller/metal/strong_parameters.rb, line 748
    def extract!(*keys)
      new_instance_with_inherited_permitted_status(@parameters.extract!(*keys))
    end

extract!

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