Update 私有继承.cpp

practical_exercises/10_day_practice/day5/继承访问权限/私有继承.cpp

@@ -7,9 +7,9 @@ public:
     int getx(){return x; }
     void showx(){cout<<x<<endl; }
 };
-//˽<EFBFBD>м̳<EFBFBD>
-//<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>е<EFBFBD>public<EFBFBD><EFBFBD>Ա<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>private, private<74><65>Ա<EFBFBD><D4B1><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>в<EFBFBD><D0B2>ɷ<EFBFBD><C9B7>ʡ<EFBFBD>
-class derived:private base{
+//私有继承
+//基类的中的public成员在派生类中是private, private成员在派生类中不可访问。
+class derived:private Base{
 	int y;
 public:
 	void sety(int n){y=n;	}
@@ -22,5 +22,4 @@ int main(){
 	obj.sety(20);
 	obj.showx();//cannot access
 	obj.showy();	
-    system("pause");
 }