class Float
Public Instance Methods
round_to( n )
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Rounds to the nearest _n_th degree.
4.555.round_to(1) #=> 5.0 4.555.round_to(0.1) #=> 4.6 4.555.round_to(0.01) #=> 4.56 4.555.round_to(0) #=> 4.555
CREDIT: Trans
# File lib/core/facets/numeric/round_to.rb, line 26 def round_to( n ) #n=1 return self if n == 0 (self * (1.0 / n)).round.to_f / (1.0 / n) end