dup() — ActiveSupport::HashWithIndifferentAccess

dup()

Returns a shallow copy of the hash.

hash = ActiveSupport::HashWithIndifferentAccess.new({ a: { b: 'b' } })
dup  = hash.dup
dup[:a][:c] = 'c'

hash[:a][:c] # => "c"
dup[:a][:c]  # => "c"

Source

# File activesupport/lib/active_support/hash_with_indifferent_access.rb, line 264
    def dup
      copy_defaults(self.class.new(self))
    end

Defined in activesupport/lib/active_support/hash_with_indifferent_access.rb line 264 · View on GitHub · Improve this page · Find usages on GitHub

Signature