code: func (v *Value) LoadItems(items ...*config.Config) {
  	if len(items) == 0 {
  		v.Items = nil
  		return
  	}
  
  	v.Items = make([]ValueItem, len(items))
  	for i, it := range items {
  		v.Items[i] = MakeValueItem(it)
  	}
  }
docs: // LoadItems loads a set of config.Config into v's Items field. If items is nil,
  // v.Items will be nil.