Click here to Skip to main content
11,411,312 members (64,442 online)
Rate this: bad
good
Please Sign up or sign in to vote.
See more: C++ QT
Hi !
I am writing a program in qt creator and at first when the program is runing I should enter username and password and it should check if the username or password exist in the file . but i dont know how to do it and how to check a file lines .could you tell me ?
Posted 18-Jun-13 20:48pm

1 solution

Rate this: bad
good
Please Sign up or sign in to vote.

Solution 1

Always try Google first. For example for username password entry:

http://www.nkonecny.com/blog/2011/09/30/creating-a-user-login/[^]


Basic file I/o is explained here

http://www.learncpp.com/cpp-tutorial/136-basic-file-io/[^]

You can start with the example and modify it to your needs. If that raises further questions come back here.
  Permalink  

This content, along with any associated source code and files, is licensed under The Code Project Open License (CPOL)

  Print Answers RSS
0 Sergey Alexandrovich Kryukov 149
1 Sascha Lefévre 110
2 OriginalGriff 103
3 Dave Kreskowiak 80
4 Maciej Los 78
0 Sergey Alexandrovich Kryukov 8,920
1 OriginalGriff 6,983
2 Maciej Los 3,430
3 Abhinav S 3,248
4 Peter Leow 3,059


Advertise | Privacy | Mobile
Web03 | 2.8.150414.5 | Last Updated 19 Jun 2013
Copyright © CodeProject, 1999-2015
All Rights Reserved. Terms of Service
Layout: fixed | fluid

CodeProject, 503-250 Ferrand Drive Toronto Ontario, M3C 3G8 Canada +1 416-849-8900 x 100