Preview Ruby 4.1 is a preview. It can change before the final release. Switch to Ruby 4.0 →
instance method
Integer#-@
() -> ::Integer
-self → integer
numeric.rb
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# File tmp/rubies/ruby-4.1.0-preview1/numeric.rb, line 104
def -@
Primitive.attr! :leaf
Primitive.cexpr! 'rb_int_uminus(self)'
end
Returns self, negated:
Example
-1 # => -1 -(-1) # => 1 -0 # => 0