class Person
{
private String name;
private int age;
Person()
{
System.out.println("A:name="+name+",,age"+age);
cry();
}
/**/
Person(String n)
{
name =n;
System.out.println("B:name="+name+",,age"+age);
cry();
}
public void setName(String n)
{
name=n;
}
public String getName()
{
return name;
}
Person(String n,int a)
{
name=n;
age=a;
System.out.println("c: name="+name+",,age="+age);
cry();
}
public void cry()
{
System.out.println("cry....");
}
}
class PersonDemo2
{
public static void main(String[] args)
{
//Person p1 =new Person();
Person P2=new Person("lisi");//构造函数
p2.setName("libusi");
//p2.setName("lii");
System.out.println(p2.getName());
//Person p3=new Person("wangwu",10);
}
}
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