PHP Tutorials: jQuery: Check if a username is available without refreshing

Posted by: Admin  :  Category: Php

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Check if a typed username is available without page refreshing. Basically, an AJAX style check, but using jQuery. FORUM phpacademy.org TWITTER twitter.com BLOG blog.phpacademy.org

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25 Responses to “PHP Tutorials: jQuery: Check if a username is available without refreshing”

  1. saikirakiva Says:

    @saikirakiva Actually found out why. Miss a letter..haha..

  2. saikirakiva Says:

    I am not sure why the check.php file doesn’t load. Can someone please help me? Thanks!

  3. Zuberguber105 Says:

    what’s the difference, ability wise, from jquery and ajax?

  4. marte197a Says:

    people width undifined index just put in
    check.php

    if(isset($_POST[‘username’])){
    //add the rest of your code here

    }

  5. tuanvietND Says:

    Notice: Undefined index: username , Why,plz?

  6. rapblack2 Says:

    Good tutorial i was looking for some like that a long tie thx you so much good tutorial.

  7. anticlimax18 Says:

    $username = $_POST[‘xyz’];

    Gives me ERROR

    xyz Undefined

    WHY?

  8. balanweb Says:

    Man!! you doing a job that is greatly and hugely needed. I will make sure i spread the words around.

    God bless – and keep on keeping on!!

  9. balanweb Says:

    Alex, we have never met and perhaps we will never meet who knows. I am in USA. But,I must say, you have help me a great deal. I never thought I could have built a website from scratch. I have paid thousands of dollars to developers. Man!! you doing a job that is greatly and hugely needed. I will make sure i spread the words around.

    God bless – and keep on keeping on!!

  10. balanweb Says:

    Alex, we have never met and perhaps we will never meet who knows. I am in USA. But,I must say, you have help me a great deal. I never thought I could have built a website from scratch. I have paid thousands of dollars to developers. Man!! you doing a job that is greatly and hugely needed. I will make sure i spread the words around.

    God bless – and keep on keeping on!!

  11. balanweb Says:

    Alex, we have never met and perhaps we will never meet who knows. I am in USA. But,I must say, you have help me a great deal. I never thought I could have built a website from scratch. I have paid thousands of dollars to developers. Man!! you doing a job that is greatly and hugely needed. I will make sure i spread the words around.

    God bless – and keep on keeping on!!

  12. bohterham Says:

    @phpacademy

    no you are 😀

  13. ricsurfpro Says:

    my falt i correct it and its working thanks !!

  14. ricsurfpro Says:

    I hav a question i made it here and its ok but i need to insert things in my database
    and wen i use action=”insert.php” at form jquery do not work.

  15. TheOriginalVZdemon Says:

    all php programmers i invite you to come and visit vzforumz.webs.com the newly found programming community.

  16. BugsVHumans Says:

    Your work continues to inspire me. You’re a great teacher. Please donate to Alex! I know I did.

  17. harleybalo Says:

    @RomanovichCS

    It does work on my fireworks.

  18. Hattlen Says:

    with this code if a username with spaces after will be different to the same username without spaces
    could you thumb up this comment so it gets recognised !!!
    Thanks

  19. harleybalo Says:

    You are a life saver alex!!!

  20. ChrisSnip Says:

    Excellent, once again alex!

  21. ahmedihmeid Says:

    Thanks, Great tutorial.

  22. MrFreshShizzle Says:

    GR88888888888888888 Tutorial … very well explained / broken down .. keep up the good work

  23. zoebucvs Says:

    What is your choice here Russian ladies gettop5.info

  24. RomanovichCS Says:

    great tutorial, but does not work on firefox :/

  25. ti07shadow Says:

    I had it working but after typing the rest of the code. even after removing the new code after the displaying data from the check.php file it just stopped working?

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