# D

- [diff](/scala/function-operation/d/diff.md)
- [distinct](/scala/function-operation/d/distinct.md)
- [distinctBy](/scala/function-operation/d/distinctby.md)
- [drop](/scala/function-operation/d/drop.md)
- [dropRight](/scala/function-operation/d/dropright.md)
- [dropWhile](/scala/function-operation/d/dropwhile.md)