C++//vector存放自定义数据类型

 1 //vector存放自定义数据类型
 2 
 3 #include <iostream>
 4 #include <string>
 5 #include<fstream>
 6 #include<vector>
 7 #include<algorithm>
 8 using namespace std;
 9 
10 
11 class Person
12 {
13 public:
14     Person(string name, int age)
15     {
16         this->m_Name = name;
17         this->m_Age = age;
18     }
19 
20     string m_Name;
21     int m_Age;
22 };
23 
24 void test01()
25 {
26     vector<Person>v;
27 
28     Person p1("张三", 10);
29     Person p2("李四", 80);
30     Person p3("王五", 40);
31     Person p4("赵六", 30);
32     Person p5("孙七", 30);
33 
34     //向容器长添加数据
35 
36     v.push_back(p1);
37     v.push_back(p2);
38     v.push_back(p3);
39     v.push_back(p4);
40     v.push_back(p5);
41 
42     //遍历容器中的数据
43     for (vector<Person>::iterator it = v.begin(); it != v.end(); it++)
44     {
45         
46         //cout << "姓名：" << (*it).m_Name << " 年龄：" << (*it).m_Age << endl;
47         cout << "姓名：" << it->m_Name << " 年龄：" << it->m_Age << endl;
48     }
49 
50 
51 }
52 
53 //存放自定义数据类型的 指针
54 void test02()
55 {
56     vector<Person*>v;
57 
58     Person p1("张三", 10);
59     Person p2("李四", 80);
60     Person p3("王五", 40);
61     Person p4("赵六", 30);
62     Person p5("孙七", 30);
63 
64     //向容器长添加数据
65 
66     v.push_back(&p1);
67     v.push_back(&p2);
68     v.push_back(&p3);
69     v.push_back(&p4);
70     v.push_back(&p5);
71 
72 
73     //遍历容器
74     for (vector<Person*> ::iterator it = v.begin(); it != v.end(); it++)
75     {
76         cout << "2姓名：" << (*it)->m_Name << " 年龄： " << (*it)->m_Age << endl;
77     }
78 }
79 
80 
81 
82 int main()
83 {
84 
85 
86     test01();
87 
88     test02();
89 
90     system("pause");
91 
92     return 0;
93 
94 }
posted on 2021-08-13 17:20 Bytezero! 阅读(291) 评论(0) 编辑收藏举报