Boost C++: 数据结构---tuple

 1 #include <boost/tuple/tuple.hpp>
 2 #include <boost/tuple/tuple_io.hpp>
 3 #include <boost/tuple/tuple_comparison.hpp>
 4 #include <iostream>
 5 #include <string>
 6 
 7 void TestTuple1()
 8 {
 9     typedef boost::tuple<std::string, std::string> person;
10     person p("kevin", "25");
11     std::cout << p << std::endl;
12     std::cout << boost::make_tuple(boost::ref(p), "male", 25) << std::endl;
13 }
14 
15 void TestTuple2()
16 {
17     using namespace std;
18     typedef boost::tuple<string, string, int> person;
19     person p("kevin", "male", 25);
20     cout << p.get<0>() << endl;
21     p.get<1>() = "lihua";
22     cout << boost::get<1>(p) << endl;
23 }
24 
25 void TestTuple3()
26 {
27     using namespace std;
28     typedef boost::tuple<string, string, int> person;
29     person p1 = boost::make_tuple("kevin","male",25);
30     person p2 = boost::make_tuple("lihua","female",25);
31 
32     cout << (p1 != p2) << endl;
33 }
34 
35 boost::tuple<std::string, int> func()
36 {
37     return boost::make_tuple("func error", 2003);
38 }
39 
40 void TestTuple4()
41 {
42     std::string err_msg;
43     int err_no;
44 
45     boost::tie(err_msg, err_no) = func();
46     std::cout << "error: " << err_msg << "error no:" << err_no << std::endl;
47 }
48 
49 void TestShuJuJieGou()
50 {
51     TestTuple4();
52 }