End of Life Ruby 3.0 has reached end of life and gets no more fixes. Switch to Ruby 4.0 →

instance method

Complex#real?

Complex(1).real? → false

Complex(1, 2).real? → false

static VALUE
nucomp_false(VALUE self)
{
    return Qfalse;
}

Returns false, even if the complex number has no imaginary part.

See also #real #rect #rationalize #rectangular also in 4.1 · 4.0 · 3.4 · 3.3 · 3.2 · 3.1