Login Register

duplicable?

duplicable?()

Instance Public methods

nil is not duplicable:

nil.duplicable? # => false
nil.dup         # => TypeError: can't dup NilClass

Links:

https://github.com/rails/rails/blob/7fd2a01fe5d0e0de28097dea6f2d855d41d5b5f3/activesupport/lib/active_support/core_ext/object/duplicable.rb#L34

doc_ruby_on_rails

2025-01-10 15:47:30

Comments

Leave a Comment

Please login to continue.

Popular Articles

duplicable? duplicable?() Instance Public methods Symbols are not duplicable: :my_symbol.duplicable? # => false :my_symbol.dup # => Ty

duplicable? duplicable?() Instance Public methods Numbers are not duplicable: 3.duplicable? # => false 3.dup # => TypeError: can't dup

duplicable? duplicable?() Instance Public methods false is not duplicable: false.duplicable? # => false false.dup # => TypeError: can'

duplicable? duplicable?() Instance Public methods true is not duplicable: true.duplicable? # => false true.dup # => TypeError: can't d

duplicable? duplicable?() Instance Public methods Methods are not duplicable: method(:puts).duplicable? # => false method(:puts).dup # =&