#include <array>

 1 #include <iostream>
 2 #include <array>
 3 using namespace std;
 4 
 5 void main()
 6 {
 7     double db[4] = { 1.1,2.2,3.3,4.4 };
 8 
 9     //array是数据类型，double是数组元素类型，4是数组元素个数
10     array<double, 4> dbnew1 = { 10.1,10.2,10.3,10.4 };
11     array<double, 4> dbnew2 = dbnew1;//新版数组可以实现整体操作
12 
13     for (int i = 0; i < 4; i++)
14     {
15         cout << db[i] << " ";
16     }
17 
18     cout << endl;
19 
20     for (int i = 0; i < 4; i++)
21     {
22         cout << dbnew1[i] << " ";
23     }
24 
25     cout << endl;
26 
27     for (int i = 0; i < 4; i++)
28     {
29         cout << dbnew2[i] << " ";
30     }
31 
32     system("pause");
33 }

 1 #include <iostream>
 2 #include <array>
 3 #include <string>
 4 using namespace std;
 5 
 6 void main()
 7 {
 8     array<string, 5> string1 = { "calc","notpad","tasklist","mspaint","write" };
 9 
10     for (int i = 0; i < 5; i++)
11     {
12         cout << string1[i] << endl;
13         system(string1[i].c_str());
14     }
15 
16     system("pause");
17 }

 1 #include <iostream>
 2 #include <array>
 3 #include <string>
 4 using namespace std;
 5 
 6 void main()
 7 {
 8     string str1 = "task";
 9     string str2 = "list";
10     string str3 = str1 + str2;
11 
12     system(str3.c_str());
13 
14     system("pause");
15 }