Maintenance Ruby 3.4 gets fixes, but no new features. Switch to Ruby 4.0 →
instance method
Integer#even?
() -> bool
even? → true or false
numeric.rb
View on GitHub ↗
# File tmp/rubies/ruby-3.4.1/numeric.rb, line 188
def even?
Primitive.attr! :leaf
Primitive.cexpr! 'rb_int_even_p(self)'
end
Returns true if self is an even number, false otherwise.