instance method `fetch`

Ruby on Rails 4.2.9

Since v2.2.3 Last seen in v4.2.9

Available in: v2.2.3 v2.3.18 v3.0.20 v3.1.12 v3.2.22.5 v4.0.13 v4.1.16 v4.2.9

Compare with:

fetch(key, *extras)

Same as Hash#fetch where the key passed as argument can be either a string or a symbol:

counters = ActiveSupport::HashWithIndifferentAccess.new
counters[:foo] = 1

counters.fetch('foo')          # => 1
counters.fetch(:bar, 0)        # => 0
counters.fetch(:bar) { |key| 0 } # => 0
counters.fetch(:zoo)           # => KeyError: key not found: "zoo"

Parameters

key req
extras rest

Source

# File activesupport/lib/active_support/hash_with_indifferent_access.rb, line 167
    def fetch(key, *extras)
      super(convert_key(key), *extras)
    end

Defined in activesupport/lib/active_support/hash_with_indifferent_access.rb line 167 · View on GitHub · Improve this page · Find usages on GitHub

Defined in HashWithIndifferentAccess

Signature

Parameters