热更新

public class Manager
{
    private int count;

    public Manager()
    {
        count = 2;
    }

    public string IntToStr()
    {
        return count.ToString();
    }

}

public class Login:MonoBehaviour
{
    void Start()
    {
        Manager mgr = new Manager();
        Debug.Log(mgr.IntToStr());
    }
}

    private static readonly string DLL_URL = "file:///C:/Users/14486/Desktop/2020/热更新学习/Hot/Hot.unitypackage";
    void Start()
    {
        StartCoroutine(LoadDllScript());
    }

    private IEnumerator LoadDllScript()
    {        
        WWW www = new WWW(DLL_URL);        
        yield return www;
        
        AssetBundle bundle = www.assetBundle;
        if (bundle == null)
            Debug.Log("Is NUll");
        TextAsset asset = bundle.LoadAsset("Test2", typeof(TextAsset)) as TextAsset;

        System.Reflection.Assembly assembly = System.Reflection.Assembly.Load(asset.bytes);
        System.Type login = assembly.GetType("Login");
        GameObject obj = new GameObject();
        obj.AddComponent(login);
    }