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添加全部friend函数的接口原型

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This commit is contained in:
邹晓航
2014-10-10 19:11:55 +08:00
parent 4072727feb
commit 9fd3917aaf
1 changed files with 30 additions and 0 deletions
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30
TinySTL/String.h
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@@ -212,6 +212,33 @@ namespace TinySTL{
int compare_aux(size_t pos, size_t len, const_iterator cit, size_t subpos, size_t sublen)const;
public:
friend std::ostream& operator <<(std::ostream& os, const string&str);
friend std::istream& operator>> (std::istream& is, string& str);
friend string operator+ (const string& lhs, const string& rhs);
friend string operator+ (const string& lhs, const char* rhs);
friend string operator+ (const char* lhs, const string& rhs);
friend string operator+ (const string& lhs, char rhs);
friend string operator+ (char lhs, const string& rhs);
friend bool operator== (const string& lhs, const string& rhs);
friend bool operator== (const char* lhs, const string& rhs);
friend bool operator== (const string& lhs, const char* rhs);
friend bool operator!= (const string& lhs, const string& rhs);
friend bool operator!= (const char* lhs, const string& rhs);
friend bool operator!= (const string& lhs, const char* rhs);
friend bool operator< (const string& lhs, const string& rhs);
friend bool operator< (const char* lhs, const string& rhs);
friend bool operator< (const string& lhs, const char* rhs);
friend bool operator<= (const string& lhs, const string& rhs);
friend bool operator<= (const char* lhs, const string& rhs);
friend bool operator<= (const string& lhs, const char* rhs);
friend bool operator> (const string& lhs, const string& rhs);
friend bool operator> (const char* lhs, const string& rhs);
friend bool operator> (const string& lhs, const char* rhs);
friend bool operator>= (const string& lhs, const string& rhs);
friend bool operator>= (const char* lhs, const string& rhs);
friend bool operator>= (const string& lhs, const char* rhs);
friend void swap(string& x, string& y);
friend std::istream& getline(std::istream& is, string& str, char delim);
friend std::istream& getline(std::istream& is, string& str);
};// end of string
const size_t string::npos;
@@ -573,5 +600,8 @@ namespace TinySTL{
}
return os;
}
void swap(string& x, string& y){
x.swap(y);
}
}
#endif