instance method `deep_symbolize_keys`

Ruby on Rails 8.0.4

Since v2.3.18

Available in: v2.3.18 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

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deep_symbolize_keys()

Returns a new hash with all keys converted to symbols, as long as they respond to to_sym. This includes the keys from the root hash and from all nested hashes and arrays.

hash = { 'person' => { 'name' => 'Rob', 'age' => '28' } }

hash.deep_symbolize_keys
# => {:person=>{:name=>"Rob", :age=>"28"}}

Source

# File activesupport/lib/active_support/core_ext/hash/keys.rb, line 103
  def deep_symbolize_keys
    deep_transform_keys { |key| key.to_sym rescue key }
  end

Defined in activesupport/lib/active_support/core_ext/hash/keys.rb line 103 · View on GitHub · Improve this page · Find usages on GitHub

Defined in Hash

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