Merge pull request #245 from slk000/master

doc is not consistent with code in vptr_vtable

Author: Light-City

basic_content/vptr_vtable/README.md

@@ -114,11 +114,11 @@ int main(void)
     Base &p = d; // 基类引用指向派生类实例
     cout<<"基类对象直接调用"<<endl;
     ptr.fun1();
-    cout<<"基类对象调用基类实例"<<endl;
+    cout<<"基类引用指向基类实例"<<endl;
     pp.fun1(); 
-    cout<<"基类指针指向基类实例并调用虚函数"<<endl;
+    cout<<"基类指针指向派生类实例并调用虚函数"<<endl;
     pt->fun1();
-    cout<<"基类引用指向基类实例并调用虚函数"<<endl;
+    cout<<"基类引用指向派生类实例并调用虚函数"<<endl;
     p.fun1();
 
     // 手动查找vptr 和 vtable
@@ -136,11 +136,11 @@ int main(void)
 ```
 基类对象直接调用
 Base::fun1()
-基类引用指向派生类实例
+基类引用指向基类实例
 Base::fun1()
 基类指针指向派生类实例并调用虚函数
 Derived::fun1()
-基类引用指向基类实例并调用虚函数
+基类引用指向派生类实例并调用虚函数
 Derived::fun1()
 =======================
 vptr_addr:0x401130

basic_content/vptr_vtable/vptr1.cpp

@@ -90,7 +90,7 @@ int main(void)
     pp.fun1(); 
     cout<<"基类指针指向派生类实例并调用虚函数"<<endl;
     pt->fun1();
-    cout<<"基类引用指向基类实例并调用虚函数"<<endl;
+    cout<<"基类引用指向派生类实例并调用虚函数"<<endl;
     p.fun1();