Ruby | Float class @ value (original) (raw)

Last Updated : 07 Jan, 2020

Float#-@() : -@() is a Float class method in Ruby which return its own self value. It works as -@a = -(a)

Syntax: Float.-@()

Parameter: Float value

Return: Negative Self

Code #1 : Example for -@() method

Ruby `

Ruby code for Float.-@() method

declaring float value

a = -100.7 - 10.4

declaring float value

b = -100 * 2000.0

declaring float value

c = -(22 + 7.1) * 4

a

puts "-@a : #{-a}\n\n"

b

puts "-@b : #{-b}\n\n"

c

puts "-@c : #{-c}\n\n"

`

Output :

-@a : 111.10000000000001

-@b : 200000.0

-@c : 116.4

Code #2 : Example for -@() method

Ruby `

Ruby code for Float.-@() method

declaring float value

a = -56.23333333

declaring float value

b = 10000.0

declaring float value

c = -(22 + 7.1)

NEGATIVE VALUE

puts "-@a : #{-a}\n\n"

puts "-@b : #{-b}\n\n"

puts "-@c : #{-c}\n\n"

`

Output :

-@a : 56.23333333

-@b : -10000.0

-@c : 29.1