Maintenance Ruby 3.3 gets fixes, but no new features. Switch to Ruby 4.0 →
instance method
Integer#odd?
odd? → true or false
numeric.rb
View on GitHub ↗
# File tmp/rubies/ruby-3.3.0/numeric.rb, line 188
def odd?
Primitive.attr! :leaf
Primitive.cexpr! 'rb_int_odd_p(self)'
end
Returns true if self is an odd number, false otherwise.