Check whether a number is finite or infinite with the finite? and infinite? : float « Number « Ruby






  1. Ruby
  2. Number
  3. float

Check whether a number is finite or infinite with the finite? and infinite?



0.0.finite? # => true
(-1.0/0.0).finite? # => false
(+1.0/0.0).finite? # => false

0.0.infinite? # => nil
(-1.0/0.0).infinite? # => -1
(+1.0/0.0).infinite? # => 1








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