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Ruby | BigDecimal to_f() function

Last Updated : 05 Dec, 2019
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BigDecimal#to_f() : to_f() is a BigDecimal class method which returns a new Float object having approximately the same value as the BigDecimal number.
Syntax: BigDecimal.to_f() Parameter: BigDecimal values Return: a new Float object having approximately the same value as the BigDecimal number.
Example #1 : Ruby
# Ruby code for BigDecimal.to_f() method

# loading library
require 'bigdecimal'
require 'bigdecimal/util'

# declaring bigdecimal
a = BigDecimal("10")

# declaring bigdecimal
b = -BigDecimal("10")

# declaring bigdecimal
c = -BigDecimal("11.43")

# to_f() method
puts "BigDecimal a to_f method : #{a.to_f()}\n\n"

puts "BigDecimal b to_f method : #{b.to_f()}\n\n"

puts "BigDecimal c to_f method : #{c.to_f()}\n\n"
Output :
BigDecimal a to_f method : 10.0

BigDecimal b to_f method : -10.0

BigDecimal c to_f method : -11.43

Example #2 : Ruby
# Ruby code for BigDecimal.to_f() method

# loading library
require 'bigdecimal'
require 'bigdecimal/util'

# declaring bigdecimal
a = BigDecimal('12')*12

# declaring bigdecimal
b = BigDecimal('10')-(22 ** 7.1) ** 10

# declaring bigdecimal
c = BigDecimal('-3')

# to_f() method
puts "BigDecimal a to_f method : #{a.to_f()}\n\n"

puts "BigDecimal b to_f method : #{b.to_f()}\n\n"

puts "BigDecimal c to_f method : #{c.to_f()}\n\n"
Output :
BigDecimal a to_f method : 144.0

BigDecimal b to_f method : -2.051211007305864e+95

BigDecimal c to_f method : -3.0


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