End of Life Ruby 3.0 has reached end of life and gets no more fixes. Switch to Ruby 4.0 →
instance method
Integer#odd?
int.odd? → true or false
integer.rb
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# File tmp/rubies/ruby-3.0.5/integer.rb, line 104
def odd?
Primitive.attr! 'inline'
Primitive.cexpr! 'rb_int_odd_p(self)'
end
Returns true if int is an odd number.