How to construct C++11

ctor.cpp

//
//  main.cpp
//  forward
//
//  Created by Ray Fix on 4/8/15.
//  Copyright (c) 2015 Pelfunc, Inc. All rights reserved.
//

#include <iostream>

class MyClass {
public:
    // The old way
    // MyClass(const std::string& name) : name_(name) {}
    
    // New way #1: I think this way wins!
    MyClass(std::string name) : name_(std::move(name)) {}
    
    // New way #2: thanks davidstone
    // MyClass(const std::string& name) : name_(name) {}
    // MyClass(const std::string&& name) : name_(name) {}
    
    // New way #3 thanks davidstone
    // template<typename T>MyClass(T && name): name_(std::forward<T>(name)) {
    //    static_assert(std::is_same<T, std::string>::value, "name must be a std::string");
    // }
    
private:
    std::string name_;
};


int main(int argc, const char * argv[]) {
    
    auto foo = MyClass("foo");
    return 0;
}