instance method `presence_in`

Ruby on Rails 4.1.16

Since v4.1.16

Available in: 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:

presence_in(another_object)

Returns the receiver if it’s included in the argument otherwise returns nil. Argument must be any object which responds to #include?. Usage:

params[:bucket_type].presence_in %w( project calendar )

This will throw an ArgumentError if the argument doesn’t respond to #include?.

@return [Object]

Parameters

another_object req

Source

# File activesupport/lib/active_support/core_ext/object/inclusion.rb, line 24
  def presence_in(another_object)
    self.in?(another_object) ? self : nil
  end

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

Defined in Object

Signature

Parameters