func (j *Array[T]) Value() []T {
	if j.val == nil {
		j.val = j.p.newA(10)
	}
	return j.val
}

// Append a value to the underlying array.
// The returned Array is always the same as the one called.
func (j *Array[T]) Append(v ...T) *Array[T] {
	if j.val == nil {
		j.val = j.p.newA(uint32(len(v)))
	}
	j.val = append(j.val, v...)
	return j
}