compact() — Hash — Ruby on Rails 4.1.16

compact()

Returns a hash with non nil values.

hash = { a: true, b: false, c: nil}
hash.compact # => { a: true, b: false}
hash # => { a: true, b: false, c: nil}
{ c: nil }.compact # => {}

Source

# File activesupport/lib/active_support/core_ext/hash/compact.rb, line 8
  def compact
    self.select { |_, value| !value.nil? }
  end

Defined in activesupport/lib/active_support/core_ext/hash/compact.rb line 8 · View on GitHub · Improve this page · Find usages on GitHub

Defined in Hash

Signature