提问一个教科书上的题目...我还有50全送上 紧急/!!

Question

using System;
namespace ClassLibrary2
{ public enum Suit {
Club,
Diamond,
Heart,
Spade
}
public enum Rank
{
Ace=1,
Deuce,
Three,
Four,
Five,
Six,
Seven,
Eight,
Nine,
Ten,
Jack,
Queen,
King
}
public class Card
{
public readonly Suit suit;
public readonly Rank rank;
public override string Tostring()
{
return "The"+rank+"of"+suit+"s";
}
private Card()
{
}
public Card(Suit newSuit,Rank newRank)
{
suit=newSuit;
rank=newRank;
}
}
}
ClassLibrary2.Card.Tostring()” : 没有找到适合的方法来重写........这个问题怎么解决?

Answer 1

public override string Tostring()
>>>
public override string ToString()注意大小写