flt.infinite? â nil, -1, +1
Instance Public methods
Returns nil
, -1, or +1 depending on whether flt is
finite, -infinity, or +infinity.
1 2 3 | ( 0 . 0 ).infinite? #=> nil (- 1 . 0 / 0 . 0 ).infinite? #=> -1 (+ 1 . 0 / 0 . 0 ).infinite? #=> 1 |
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