code: func (tag *Tag) DeleteAllFrames() {
  	if tag.frames == nil || len(tag.frames) > 0 {
  		tag.frames = make(map[string]Framer)
  	}
  	if tag.sequences == nil || len(tag.sequences) > 0 {
  		for _, s := range tag.sequences {
  			putSequence(s)
  		}
  		tag.sequences = make(map[string]*sequence)
  	}
  }
docs: // DeleteAllFrames deletes all frames in tag.