26.boost文件库

 #define _CRT_SECURE_NO_WARNINGS
 #include <boost/filesystem/operations.hpp>
 #include <boost/filesystem.hpp>
 #include <iostream>
 using namespace std;
 using namespace boost;

 void main()
 {
     boost::filesystem::directory_iterator begin("C:\\");
     boost::filesystem::directory_iterator end;

     for (; begin != end; begin++)
     {
         //文件状态
         boost::filesystem::file_status fs = begin->status();

         switch (fs.type())
         {
         case boost::filesystem::regular_file:
             cout << "标准文件" << endl;
             break;
         case boost::filesystem::symlink_file:
             cout << "操作系统文件" << endl;
             break;
         case boost::filesystem::directory_file:
             cout << "文件夹" << endl;
             break;
         default:
             break;
         }
         cout << begin->path() << endl;
     }
     cin.get();
 }