func WithDigits(digits string) Option {
	return func(gen *Generator) {
		gen.digits = digits
	}
}
// WithDigits is a function option used
// to specify a custom set of digits
WithDigits is a function option used
to specify a custom set of digits
// WithDigits is a function option used // to specify a custom set of digits
func WithDigits(digits string) Option {
	return func(gen *Generator) {
		gen.digits = digits
	}
}
func WithDigits ( digits string ) Option { return func ( gen * Generator ) { gen . digits = digits } }
WithDigits is a function option used
to specify a custom set of digits
WithDigits is a function option used to specify a custom set of digits