instance method

Integer#even?

() -> bool

even? → true or false

# File tmp/rubies/ruby-4.0.0/numeric.rb, line 193
def even?
  Primitive.attr! :leaf
  Primitive.cexpr! 'rb_int_even_p(self)'
end

Returns true if self is an even number, false otherwise.

See also #downto #fdiv #divmod #floor also in 4.1 · 3.4 · 3.3 · 3.2 · 3.1 · 3.0