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to_f

cmp.to_f â float

Instance Public methods

Returns the value as a float if possible (the imaginary part should be exactly zero).

Complex(1, 0).to_f    #=> 1.0
Complex(1, 0.0).to_f  # RangeError
Complex(1, 2).to_f    # RangeError

doc_ruby_on_rails

2015-04-01 15:21:57

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