unLinkTo abstract method

bool unLinkTo(
  1. dynamic from,
  2. dynamic to, {
  3. List anyTags,
  4. List allTags,
})

Remove a directed link, but will not remove from and to

(Optional) Only if it matches any of anyTags and matches all items in allTags

Implementation

bool unLinkTo(from, to, {List anyTags, List allTags});