@Paradox 技术支持
1 2 3 4 5 6 7 8 9 10 11 12 13class="csharp keyword">public abstract class Base<T> where T : new()
{
private static T _instance;
public static T Instance
{
get
{
if (_instance == null)
_instance = new T();
return _instance;
}
}
}
1
2
3
public sealed class A : Base<A>
{
}
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