神奇的枚举代码

using UnityEngine;
using System.Collections;

public class Enum : MonoBehaviour {
public enum PlayerType
{
    soldier,nurse,doctor
}
public PlayerType playerType;
 // Use this for initialization
 void Start () {
       SayHellow();
 }
 void SayHellow()
    {
        switch (playerType)
        {

            case PlayerType.doctor:
                print("i am a doctor");
                break;
            case PlayerType.nurse:
                print("i am a nurse");
                break;
            case PlayerType.soldier:
                print("i am a soldier");
                break;
        }

    }
}