More Math Methods : Numeric class « Number « Ruby

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Ruby » Number » Numeric class 




More Math Methods


# Get the absolute value of a number (Bignum, Complex, Fixnum, Float, Numeric, Rational)

-40.abs # => 40
40.abs # => 40

 
Related examples in the same category
1.The integer? method comes from the Numeric class
2.Is a number integer
3.Get the ceiling or floor of a number (from Float, Integer, or Numeric):
4.Or round a number up or down (Float, Integer, or Numeric):
5.Get the next integer with next (or its alias succ):
6.Find out the modules Numeric class resides
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