method

fetch_values

v6.1.3.1 - Show latest stable - 0 notes - Class: ActiveSupport::HashWithIndifferentAccess

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What's this?

fetch_values(*indices, &block) public

Returns an array of the values at the specified indices, but also raises an exception when one of the keys can’t be found.

hash = ActiveSupport::HashWithIndifferentAccess.new
hash[:a] = 'x'
hash[:b] = 'y'
hash.fetch_values('a', 'b') # => ["x", "y"]
hash.fetch_values('a', 'c') { |key| 'z' } # => ["x", "z"]
hash.fetch_values('a', 'c') # => KeyError: key not found: "c"

Show source

# File activesupport/lib/active_support/hash_with_indifferent_access.rb, line 241
    def fetch_values(*indices, &block)
      super(*indices.map { |key| convert_key(key) }, &block)
    end

fetch_values

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