Unity – Enumerations

Unity – Enumerations

Default values:

#pragma strict

// The default values are North=0 East=1 South=2 etc...
enum Direction{North, East, South, West};

function Start () 
{
    var myDirection : Direction;
    
    myDirection = Direction.South; // the result is 2
}

Declared values:

#pragma strict

// The first value can be declared
enum Direction{North=1, East, South, West};

function Start () 
{
    var myDirection : Direction;
    
    myDirection = Direction.South; // the result is 3
}

#pragma strict

// All values can be declared
enum Direction{North = 15, East = 18, South = 34, West = 35};

function Start () 
{
    var myDirection : Direction;
    
    myDirection = Direction.South; // the result is 34
}

#pragma strict

enum Direction{North, East, South, West};

function Start () 
{
    var myDirection : Direction;
    
    myDirection = Direction.North;
}

function ReverseDirection (dir : Direction) : Direction
{
    if(dir == Direction.North)
        dir = Direction.South;
    else if(dir == Direction.South)
        dir = Direction.North;
    else if(dir == Direction.East)
        dir = Direction.West;
    else if(dir == Direction.West)
        dir = Direction.East;
    
    return dir;     
}