Add_NPC_Class
Example
Creates a global variable named CLASS_TESTER and prints its value.
Output: 36 (one greater than the current highest value of the Enums/CLASS)
Defines a global entity class variable with an automatic value in order to prevent collisions with other Enums/CLASS. You should prefix your variable with CLASS_ for consistency.
Creates a global variable named CLASS_TESTER and prints its value.