TAILIEUCHUNG - Thinking in Cplus plus (P30)

Tham khảo tài liệu 'thinking in cplus plus (p30)', công nghệ thông tin, kỹ thuật lập trình phục vụ nhu cầu học tập, nghiên cứu và làm việc hiệu quả | value cplusplus-email-list input type hidden name command-field value remove p input type text size 40 name email-address input type submit name submit value Remove Address From C Mailing List p form td td width 30 bgcolor 000000 nbsp td tr table center div Each form contains one data-entry field called email-address as well as a couple of hidden fields which don t provide for user input but carry information back to the server nonetheless. The subject-field tells the CGI program the subdirectory where the resulting file should be placed. The command-field tells the CGI program whether the user is requesting that they be added or removed from the list. From the action you can see that a GET is used with a program called for mailing list managef . Here it is C10 A GGI program to maintain a mailing list include include fstream using namespace std const string contact Bruce@ Paths in this program are for Linux Unix. You must use backslashes two for each single slash on Win32 servers const string rootpath home eckel int main cout Content-type text html n endl CGImap query getenv QUERY_STRING if query test-field on cout map size br cout br if query subject-field .size 0 cout h2 Incorrect form. Contact contact endl return 0 string email query email-address Appendix B Programming Guidelines 551 if 0 cout h2 Please enter your email address endl return 0 if t string npos cout h2 You cannot use white space in your email address endl return 0 if @ string npos cout h2 You must use a proper email address including an @ sign endl return 0 if . string npos cout h2 You must use a proper email address including a . endl return 0 string fname email if query command-field add fname .add else if query command-field remove fname .remove else cout error command-field not found. Contact contact endl return 0 string path rootpath query subject-field fname ofstream out .

• Kỹ thuật lập trình
• lập trình với Cplus plus
• giáo trình C plus plus
• Lập trình hướng đối tượng với C plus plus
• Mẹo lập trình
• thủ thuật lập trình