#include<string> class BoolString { private: std::string value; public: BoolString (std::string const& s): value(s) {} template<typename T = std::string> T get() const { return value; } }; // 进行全特化, 全特化版本
void showType<std::string>(std::string value) { std::cout << "Value: " << value << " is a string\n"; } // 特化版本的模板函数,针对整型类型 template <> void showType<int>(int value) { std::cout << "Value: " << value << " is an integer\n"; } int main() { showType...
std::cout <<"Value: "<< value <<" is an integer\n"; }intmain(){showType("Hello");// 使用特化版本的模板函数,输出 "Value: Hello is a string"showType(123);// 使用特化版本的模板函数,输出 "Value: 123 is an integer"showType(3.14);// 使用泛化版本的模板函数,输出 "Value: 3.14 is ...
intmain(){ctemplate::TemplateDictionarydict("example");dict.SetValue("table1_name","example");// 为节省篇幅,这里只循环一次for(int i=0;i<2;++i){ctemplate::TemplateDictionary*table1_dict;table1_dict=dict.AddSectionDictionary("TABLE1");table1_dict->SetValue("field1","1");table1_dict-...
template<classObject>classVectorMod{public:VectorMod(){this->_vec.reserve(10);};~VectorMod(){this->Clear();};std::vector<Object>&GetVec(){returnthis->_vec;};voidAddData(Objectin){this->_vec.push_back(in);};intGetSize(){returnthis->_vec.size();};voidClear(){this->_vec.clear(...
GetMapVal(std::map<T1, T2> container, T1 t1) { return container[t1]; } /** *@desc 判断数据类型 *@param data:数据 *@return 返回数据类型 **/ template<typename T> DataType TypeCheck(T data){ if (std::is_same<T, std::string>::value) { return DataType::STRING; } else if (...
C++ program to demonstrate example of std::string #include <bits/stdc++.h>usingnamespacestd;intmain() { string s;// reading & printingcout<<"Enter your string\n"; cin>>s; cout<<"Sting you entered is: "<<s<<endl;// printing size/lengthcout<<"length of the "<<s<<" is = "<...
struct String::Srep { char* s; // string representation int sz; // string length int n; // reference count // 构造函数 ... // 为值管理提供的接口 Srep* get_own_copy(); // 当一个String实例对应的字符串引用计数大于1时就不能原地修改,需要复制一份 ...
std; std::mutex mtx; std::condition_variable cv; class MsgBase { public: virtual ~MsgBase() {} }; class MsgDerive1 : public MsgBase { public: ~MsgDerive1() override {} static std::string GetMsgType() { return "msg_derive1"; } }; class CallBack { public: virtual void OnCall...
cout<<GetMax('a','p')<<endl; cout<<GetMax("string","ss")<<endl;return0; } 二、类模板 类模板 针对仅数据成员和成员函数类型不同的类。 #include <iostream>#include<string>#include<memory>usingnamespacestd; template<classT>classpclass ...