instance method `duplicable?`

Ruby on Rails 5.2.8.1

Since v3.1.12 Last seen in v5.2.8.1

Compare with:

duplicable?()

Numbers are not duplicable:

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

Source

# File activesupport/lib/active_support/core_ext/object/duplicable.rb, line 101
    def duplicable?
      false
    end

Defined in activesupport/lib/active_support/core_ext/object/duplicable.rb line 101 · View on GitHub · Improve this page · Find usages on GitHub

Defined in Numeric

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