Method: Mongoid::Criteria::Findable#for_ids

Defined in:
lib/mongoid/criteria/findable.rb

#for_ids(ids) ⇒ Criteria

Adds a criterion to the Criteria that specifies an id that must be matched.

Examples:

Add a single id criteria.

criteria.for_ids([ 1 ])

Add multiple id criteria.

criteria.for_ids([ 1, 2 ])

Parameters:

  • ids (Array) —

    The array of ids.

Returns:



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# File 'lib/mongoid/criteria/findable.rb', line 60

def for_ids(ids)
  ids = mongoize_ids(ids)
  if ids.size > 1
    send(id_finder, { _id: { "$in" => ids }})
  else
    send(id_finder, { _id: ids.first })
  end
end