Flowdock
method

field_changed?

Importance_0
v2.1.0 - Show latest stable - 0 notes - Class: ActiveRecord::Dirty
field_changed?(attr, old, value) private

No documentation

This method has no description. You can help the Ruby on Rails community by adding new notes.

Hide source
# File activerecord/lib/active_record/dirty.rb, line 143
      def field_changed?(attr, old, value)
        if column = column_for_attribute(attr)
          if column.type == :integer && column.null && old.nil?
            # For nullable integer columns, NULL gets stored in database for blank (i.e. '') values.
            # Hence we don't record it as a change if the value changes from nil to ''.
            value = nil if value.blank?
          else
            value = column.type_cast(value)
          end
        end

        old != value
      end
Register or log in to add new notes.