Ruby | BigDecimal -@ value
BigDecimal#-@() : -@() is a BigDecimal class method which return its own self value. It works as -@a = -(a)
Syntax: BigDecimal.-@() Parameter: BigDecimal value Return: Negative Self
Code #1 : Example for -@() method
# Ruby code for BigDecimal.-@() method # loading BigDecimal require 'bigdecimal' # declaring BigDecimal a = - 42 . 1 ** 13 # declaring BigDecimal b = BigDecimal( "10" ) # declaring BigDecimal c = -( 22 - 7 . 1 )- 10 # NEGATION RESULT puts "-@a : #{-a}\n\n" puts "-@b : #{-b}\n\n" puts "-@c : #{-c}\n\n" |
Output :
-@a : 1.3051704902006439e+21 -@b : -0.1E2 -@c : 24.9
Code #2 : Example for -@() method
# Ruby code for BigDecimal.-@() method # loading BigDecimal require 'bigdecimal' # declaring BigDecimal a = - 12 ** 12 - 27 # declaring BigDecimal b = BigDecimal( '10' )-( 22 * 7 . 1 )** 10 # declaring BigDecimal c = BigDecimal( '-3' ) # NEGATION RESULTS puts "-@a : #{-a}\n\n" puts "-@b : #{-b}\n\n" puts "-@c : #{-c}\n\n" |
Output :
-@a : 8916100448283 -@b : 0.864590173821032799999E22 -@c : 0.3E1
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