[英]Why can't I set the array value? why won't it cast the string?
Private Player[] players = new Player[2];
private int currentPlayerIndex = 0;
public Game(Form1 form)
{
for (int i = 0; i < players.Length; i++) {
players[i] = (string)"Player"; }
我不断收到错误消息,无法将字符串转换为播放器类型...
下面是播放器类,该类还设置Name的属性。
class Player
{
private string name = "";
public Player(string name)
{
name = "Player";
}
public string Name {
get { return name; }
set { name = value; }
}
players
是数组Player
的对象:
private Player[] players = new Player[2];
您正在尝试将字符串放入数组中。
players[i] = (string)"Player";
那是行不通的,您只能将Player
的实例放入数组中
players[i] = new Player("Player1");
因为您的代码没有提供从字符串到Player的隐式转换。 您需要这样的东西:
public static implicit operator Player(string str)
{
return new Player(str);
}
当然,您将需要一个使用字符串参数的Player构造函数。
编辑:将显式更改为隐式。 隐式运算符将导致代码编译。
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