Ruby 回调方法

Ruby 回调方法.md

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Class Name corresponds to

Module      included

Module      extended

Module      append_feature              include?

Module      const_missing               const_defined?

Module      method_added

Module	    method_removed

Module	    method_undefined

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Class       inherited

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Object	    singleton_method_added

Object	    singleton_method_removed

Object	    singleton_method_undefined

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Kernel	    at_exit

Kernel	    method_missing              respond_to?

Kernel	    set_trace_func

Kernel	    trace_var

Kernel	    untrace_var

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ObjectSpace each_object