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Ruby | Rational floor() function

  • Last Updated : 06 Jan, 2020

The floor() is an inbuilt function in Ruby returns the largest number less than or equal to rat with a precision of ndigits decimal digits. ndigits by default is 0. It returns a rational when ndigits is positive, otherwise returns an integer.

Syntax: rat.floor(ndigits)

Parameters: The function accepts a single parameter

Return Value: It returns the largest number less than or equal to rat with a precision of ndigits decimal digits

Example 1:






# Ruby program for floor() method
  
# Initialize rational number
rat1 = Rational(-4, 3)
  
# Prints the rational number
puts rat1.floor()

Output:

-2

Example 2:




# Ruby program for floor() method
  
# Initialize rational number
rat1 = Rational('123.456')
  
# Prints the rational number
puts rat1.floor(1)
puts rat1.floor(-1)

Output:

617/5
120
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