= private = protected
to_s()
Returns the value as a string.
For example:
Rational(2).to_s #=> "2/1" Rational(-8, 6).to_s #=> "-4/3" Rational('0.5').to_s #=> "1/2"
static VALUE nurat_to_s(VALUE self) { return f_format(self, f_to_s); }