Is there some quick way to find out if any of a model’s fields or any fields of it’s nested models (a.k.a. associations) changed?
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Is there some quick way to find out if any of a model’s fields or any fields of it’s nested models (a.k.a. associations) changed?
To see if a ActiveRecord object has changed, you can call:
To see if a specific attribute was changed, you can do:
where attr is the attribute you want to check.
To check for if a nested model changed, you can just do: