instance method `dup`

Ruby on Rails edge

Since v3.0.20

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dup()

Returns a shallow copy of the hash.

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

hash[:c] # => “c” dup[:c] # => “c” “‘

Source

# File activesupport/lib/active_support/hash_with_indifferent_access.rb, line 324
    def dup
      copy_defaults(self.class.new(self))
    end

Defined in activesupport/lib/active_support/hash_with_indifferent_access.rb line 324 · View on GitHub · Improve this page · Find usages on GitHub

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