学习C++笔记422

下面的 C++ 程序会生成 cpp_dropdown.cgi 脚本，用于处理 Web 浏览器通过下拉框给出的输入。

实例

#include<iostream>#include<vector>  #include<string>  #include<stdio.h>  #include<stdlib.h>#include<cgicc/CgiDefs.h>#include<cgicc/Cgicc.h>#include<cgicc/HTTPHTMLHeader.h>#include<cgicc/HTMLClasses.h>usingnamespacestd;usingnamespacecgicc;  intmain(){   CgiccformData;       cout << "Content-type:text/html\r\n\r\n";    cout << "\n";    cout << "\n";    cout << "向 CGI 程序传递下拉框数据\n";    cout << "\n";    cout << "\n";      form_iteratorfi = formData.getElement("dropdown");      if( !fi->isEmpty() && fi != (*formData).end()){         cout << "Value Selected: " << **fi << endl;      }      cout << "
\n";    cout << "\n";    cout << "\n";        return0;}