publice class Sample {private Sample means;}在Sample类的定义中引用Sample的类型变量如何去理解?不是在定义完一个类后才可以声明那种类型的变量吗?
来源:学生作业帮助网 编辑:作业帮 时间:2024/07/05 20:45:30
![publice class Sample {private Sample means;}在Sample类的定义中引用Sample的类型变量如何去理解?不是在定义完一个类后才可以声明那种类型的变量吗?](/uploads/image/z/10770611-59-1.jpg?t=publice+class+Sample+%7Bprivate+Sample+means%3B%7D%E5%9C%A8Sample%E7%B1%BB%E7%9A%84%E5%AE%9A%E4%B9%89%E4%B8%AD%E5%BC%95%E7%94%A8Sample%E7%9A%84%E7%B1%BB%E5%9E%8B%E5%8F%98%E9%87%8F%E5%A6%82%E4%BD%95%E5%8E%BB%E7%90%86%E8%A7%A3%3F%E4%B8%8D%E6%98%AF%E5%9C%A8%E5%AE%9A%E4%B9%89%E5%AE%8C%E4%B8%80%E4%B8%AA%E7%B1%BB%E5%90%8E%E6%89%8D%E5%8F%AF%E4%BB%A5%E5%A3%B0%E6%98%8E%E9%82%A3%E7%A7%8D%E7%B1%BB%E5%9E%8B%E7%9A%84%E5%8F%98%E9%87%8F%E5%90%97%3F)
publice class Sample {private Sample means;}在Sample类的定义中引用Sample的类型变量如何去理解?不是在定义完一个类后才可以声明那种类型的变量吗?
publice class Sample {private Sample means;}在Sample类的定义中引用Sample的类型变量如何去理解?
不是在定义完一个类后才可以声明那种类型的变量吗?
publice class Sample {private Sample means;}在Sample类的定义中引用Sample的类型变量如何去理解?不是在定义完一个类后才可以声明那种类型的变量吗?
publice class Sample
{
private static Sample _means= null; //定义Sample类型的变量 _means
public static Sample Means
{
get
{
return _means; //在Sample类的定义中引用Sample的类型变量
}
private set
{
_means= value;
}
}
static Sample ()
{
_means= new Sample (); //静态构造函数,实例化一个Sample类
}
}