method

select!

v5.0.0.1 - Show latest stable - Class: ActionController::Parameters

select!(&block)

public

Equivalent to Hash#keep_if, but returns nil if no changes were made.

# File actionpack/lib/action_controller/metal/strong_parameters.rb, line 549
    def select!(&block)
      @parameters.select!(&block)
      self
    end

select!

Related methods