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duplicable?

duplicable?()

Instance Public methods

Numbers are not duplicable:

3.duplicable? # => false
3.dup         # => TypeError: can't dup Fixnum

Links:

https://github.com/rails/rails/blob/7fd2a01fe5d0e0de28097dea6f2d855d41d5b5f3/activesupport/lib/active_support/core_ext/object/duplicable.rb#L74

doc_ruby_on_rails

2015-06-20 00:00:00

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