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method

observer

Importance_1
Ruby on Rails latest stable (v6.1.7.7) - 0 notes - Class: ActionController::Dependencies::ClassMethods
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Method deprecated or moved

This method is deprecated or moved on the latest stable version. The last existing version (v1.0.0) is shown here.

observer(*observers) public

Specifies a variable number of observers that are to govern when this controller is handling actions. The observers will automatically have .instance called on them to make them active on assignment.

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