instance method `reverse_merge`

Ruby on Rails 4.0.13

Since v3.0.20

Available in: v3.0.20 v3.1.12 v3.2.22.5 v4.0.13 v4.1.16 v4.2.9 v5.2.8.1 v6.0.6 v6.1.7.10 v7.0.10 v7.1.6 v7.2.3 v8.0.4 v8.1.2

Compare with:

reverse_merge(other_hash)

Like merge but the other way around: Merges the receiver into the argument and returns a new hash with indifferent access as result:

hash = ActiveSupport::HashWithIndifferentAccess.new
hash['a'] = nil
hash.reverse_merge(a: 0, b: 1) # => {"a"=>nil, "b"=>1}

Parameters

other_hash req

Source

# File activesupport/lib/active_support/hash_with_indifferent_access.rb, line 199
    def reverse_merge(other_hash)
      super(self.class.new_from_hash_copying_default(other_hash))
    end

Defined in activesupport/lib/active_support/hash_with_indifferent_access.rb line 199 · View on GitHub · Improve this page · Find usages on GitHub

Defined in ActiveSupport::HashWithIndifferentAccess

Signature

Parameters