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method

append_one

Importance_0
Ruby on Rails latest stable (v6.1.7.7) - 0 notes - Class: ActiveSupport::Callbacks::CallbackChain

Method deprecated or moved

This method is deprecated or moved on the latest stable version. The last existing version (v5.0.0.1) is shown here.

These similar methods exist in v6.1.7.7:

append_one(callback) private

No documentation

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# File activesupport/lib/active_support/callbacks.rb, line 526
      def append_one(callback)
        @callbacks = nil
        remove_duplicates(callback)
        @chain.push(callback)
      end
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