API UnitExists

Determines if the unit exists. exists = UnitExists("unit")

Arguments

 * unit : String - The UnitId of the unit to check (Tested with "player", "pet", "party1", hostile "target")

Returns

 * exists :Boolean - true if the unit exists and is in the current zone, or false if not

Example
The snippet below prints a message describing what the player is targeting. if UnitExists("target") then print("You're targeting a " .. UnitName("target")) else print("You have no target") end