method

replace

Ruby on Rails latest stable (v6.1.7.7) - 0 notes - Class: ActiveRecord::Associations::AssociationCollection

1.0.0
1.1.6
1.2.6
2.0.3
2.1.0 (0)
2.2.1 (0)
2.3.8 (0)
3.0.0 (0)
3.0.9 (-2)
3.1.0
3.2.1
3.2.8
3.2.13
4.0.2
4.1.8
4.2.1
4.2.7
4.2.9
5.0.0.1
5.1.7
5.2.3
6.0.0
6.1.3.1
6.1.7.7
7.0.0
7.1.3.2
What's this?

Method deprecated or moved

This method is deprecated or moved on the latest stable version. The last existing version (v3.0.9) is shown here.

These similar methods exist in v6.1.7.7:

replace(other_array) public

Replace this collection with other_array This will perform a diff and delete/add only records that have changed.

Show source

# File activerecord/lib/active_record/associations/association_collection.rb, line 353
      def replace(other_array)
        other_array.each { |val| raise_on_type_mismatch(val) }

        load_target
        other   = other_array.size < 100 ? other_array : other_array.to_set
        current = @target.size < 100 ? @target : @target.to_set

        transaction do
          delete(@target.select { |v| !other.include?(v) })
          concat(other_array.select { |v| !current.include?(v) })
        end
      end

replace

Related methods

Method deprecated or moved

Flowdock - Team Inbox With Chat for Software Developers