C++类的封装之 字符串MyString类

包括了运算符重载<> = + == [ ] mystring.h #ifndef MYSTRING_H #define MYSTRING_H #include using namespace std; class MyString { friend ostream& operator<>(istream& in,MyString& ob); private: char *str; int size; public: MyString(); MyString(const char *str); MyString