code: func (item *Item) Hashtags() []Hashtag {
  	tags := rxpTags.FindAllString(item.Caption.Text, -1)
  
  	hsh := make([]Hashtag, len(tags))
  
  	i := 0
  	for _, tag := range tags {
  		hsh[i].Name = tag[1:]
  		i++
  	}
  
  	for _, comment := range item.PreviewComments() {
  		tags := rxpTags.FindAllString(comment.Text, -1)
  
  		for _, tag := range tags {
  			hsh = append(hsh, Hashtag{Name: tag[1:]})
  		}
  	}
  
  	return hsh
  }
docs: // Hashtags returns caption hashtags.
  //
  // Item media parent must be FeedMedia.
  //
  // See example: examples/media/hashtags.go