instance method `extract_options!`

Ruby on Rails 6.1.7.10

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:

extract_options!()

Extracts options from a set of arguments. Removes and returns the last element in the array if it’s a hash, otherwise returns a blank hash.

def options(*args)
  args.extract_options!
end

options(1, 2)        # => {}
options(1, 2, a: :b) # => {:a=>:b}

Source

# File activesupport/lib/active_support/core_ext/array/extract_options.rb, line 24
  def extract_options!
    if last.is_a?(Hash) && last.extractable_options?
      pop
    else
      {}
    end
  end

Defined in activesupport/lib/active_support/core_ext/array/extract_options.rb line 24 · View on GitHub · Improve this page · Find usages on GitHub

Defined in Array

Signature