Returns quest information about an item in the player's bags
See also Container functions, Quest functions.
container- Index of one of the player's bags or other containers (
slot- Index of an item slot within the container (
isQuest- true if the item is a quest item, nil otherwise. (
questId- ID of the quest started by the item, nil if the item does not start a quest. (
isActive- 1 if the quest started by the item is in the player's quest log, nil otherwise. (