before_update

• Class methods (1)
• included (>= v2.1.0)
• Instance methods (29)
• after_create
• after_destroy
• after_save
• after_update
• after_validation
• after_validation_on_create
• after_validation_on_update
• before_create
• before_destroy
• before_save
• before_update
• before_validation
• before_validation_on_create
• before_validation_on_update
• callback
• callbacks_for
• create (>= v3.0.0)
• create_or_update (>= v3.0.0)
• create_or_update_with_callb... (>= v2.1.0)
• create_with_callbacks (>= v2.1.0)
• deprecated_callback_method (>= v3.0.0)
• destroy (>= v3.0.0)
• destroy_with_callbacks (>= v2.1.0)
• invoke_and_notify
• notify (>= v2.1.0)
• touch (>= v3.0.0)
• update (>= v3.0.0)
• update_with_callbacks (>= v2.1.0)
• valid_with_callbacks? (>= v2.1.0)

= private
= protected