unSetToBy<T> method
Remove a valued directed link but by Generic, but will not remove from and to
Equivalent to unSetTo(from, to, T)
(Optional) Only if it matches any of anyTags and matches all items in allTags
Implementation
bool unSetToBy<T>(from, to,
{List anyTags = const [], List allTags = const []}) =>
unSetTo(from, to, T, anyTags: anyTags, allTags: allTags);