Ruby | BigDecimal sub() function
Last Updated :
06 Dec, 2019
BigDecimal#sub() : sub() is a BigDecimal class method which returns the subtraction using a specified value.
Syntax: BigDecimal.sub()
Parameter: BigDecimal values
Return: the subtraction using a specified value.
Example #1 :
require 'bigdecimal'
a = BigDecimal( "10" )
b = -BigDecimal( "10" )
c = -BigDecimal( "11.43" )
puts "BigDecimal a sub method : #{a.sub(b, 2)}\n\n"
puts "BigDecimal b sub method : #{b.sub(c, 1)}\n\n"
puts "BigDecimal c sub method : #{c.sub(a, 4)}\n\n"
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Output :
BigDecimal a sub method : 0.2E2
BigDecimal b sub method : 0.1E1
BigDecimal c sub method : -0.2143E2
Example #2 :
require 'bigdecimal'
a = BigDecimal( '12' )* 12
b = BigDecimal( '10' )-( 22 ** 7 . 1 ) ** 10
c = BigDecimal( '-3' )
puts "BigDecimal a sub method : #{a.sub(b, 2)}\n\n"
puts "BigDecimal b sub method : #{b.sub(c, 1)}\n\n"
puts "BigDecimal c sub method : #{c.sub(a, 4)}\n\n"
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Output :
BigDecimal a sub method : 0.21E96
BigDecimal b sub method : -0.2E96
BigDecimal c sub method : -0.147E3
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