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frexp

Math.frexp(numeric) â [ fraction, exponent ]

Class Public methods

Returns a two-element array containing the normalized fraction (a Float) and exponent (a Fixnum) of numeric.

fraction, exponent = Math.frexp(1234)   #=> [0.6025390625, 11]
fraction * 2**exponent                  #=> 1234.0

doc_ruby_on_rails

2015-04-18 01:59:53

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