Returns whether a unit is currently charmed. A charmed unit is affected by Mind Control (or a similar effect) and thus hostile to units which are normally his or her allies.
See also Unit functions.
Signature:
isCharmed = UnitIsCharmed("unit")
Arguments:
unit- A unit to query (string, unitID)
Returns:
isCharmed- 1 if the unit is charmed; otherwise nil (1nil)