RE: [PHP] Select Values Didn't Get Passed in From Two Different Forms

On Fri, 2010-05-28 at 15:12 -0400, Alice Wei wrote: > Subject: RE: [PHP] Select Values Didn't Get Passed in From Two > Different Forms > From: ash@ashleysheridan.co.uk > To: ajwei@alumni.iu.edu > CC: tedd.sperling@gmail.com; php-general@lists.php.net > Date: Fri, 28 May 2010 20:05:29 +0100 > > On Fri, 2010-05-28 at 15:00 -0400, Alice Wei wrote: > > > Date: Fri, 28 May 2010 12:34:55 -0400 > > To: ajwei@alumni.iu.edu; php-general@lists.php.net > > From: tedd.sperling@gmail.com > > Subject: RE: [PHP] Select Values Didn't Get Passed in From Two Different > > Forms > > > > At 9:19 PM -0400 5/27/10, Alice Wei wrote: > > > > > >I am not sure how to add to the page you have set up, but here is > > >the code with ther portion you have set up: > > > > > > > > ><?php > > > $start = isset($_POST['start']) ? $_POST['start'] : > > > null; > > >?> > > > <form action="" method="post"> > > > <p> > > > Select the type of your starting point of interest:<br> > > > <input type="text" name="start" > > > value="<?php > > >echo($start);?>" size="20" ><br /> > > > Which Semster is this: <select name="semester"> > > > <option > > > value="Fall">Fall</option> > > > <option > > > value="Spring">Spring</option> > > > <option > > > value="Summer">Summer</option> > > > </select><br/> > > > <input type="submit" name="submit" > > > value="Submit" > > > > </p> > > > </form> > > > > > > Note, what I provided here does not include anything on the ajax. > > > > > >Hope this answers your question. > > > > Alice : > > > > I didn't have a question, but here's my revision of your code: > > > > http://www.webbytedd.com/cccc/alice1/ > > > > Please review the code and see how: 1) I captured the select value; > > 2) and how I used that value to focus the selected option. > > > > You say: > > > > > Note, what I provided here does not include anything on the ajax. > > > > I've never put anything "on the ajax" -- that doesn't make > > sense. > > > > Ajax is simply a way to communicate from the browser to the server > > and back again without requiring a browser refresh. As the user > > triggers a client-side event (i.e., click, select, enter text, move a > > mouse, whatever), a javascript routine then sends data to the server > > to activate a server-side script, which may, or may not, return data. > > > > For example -- with javascript turned ON please review: > > > > http://www.webbytedd.com/a/ajax-site/ > > > > This is simply a one page template that uses an ajax routine to > > retrieve data from the server to populate the page based upon what > > the user triggers (i.e., the visitor clicks a navigational link). > > > > If you will review the HTML source code, you will find a very basic > > HTML template that will remain static for all three "apparent" pages. > > If you use the FireFox browser you can review the generated HTML. > > > > Now where did the generated HTML come from, you might ask? It came > > from the server after a request was made from the client to the > > server and the server responded with the correct data -- all without > > requiring a browser refresh. That's an example of how ajax works. > > > > Keep in mind that using "best practices" requires you to *first* > > design forms to collect data WITHOUT requiring javascript and then > > you can enhance the form to provide additional functionality to those > > who have javascript turned on. Also keep in mind that you may not > > need ajax to alter the form. You only need ajax if there is data on > > the server that needs to be retrieved. > > > > Now, please turn javascript OFF in your browser and review my page again: > > > > http://www.webbytedd.com/a/ajax-site/ > > > > That's an example of NOT following "best practices". The visitor is > > > > provided nothing if they have javascript turned OFF. > > > > Now considering such, what additional functionality do you want your > > form to do that can't be done already? > > > > Cheers, > > > > tedd > > > > -- > > Tedd, > > What I am trying to find out is, when I have my form with a dependent select menu, > how can I pass the value of the select menu to another page? I have mentioned in the initial email > that if I just allow users to type stuff, it passes the form back to itself and works. However, what > I want > to do is to allow users click one radio button/checkbox, and use that value to > determine which "select menu" to bring up. However, the information I am only interested > in storing, is the value of the select menu and not the radio button/checkbox. > > Am I making sense here? > > Alice > > ------- > > http://sperling.com ×¼ > > ›Ã&Îé`¨À?¯http://ancientstones.com > > http://earthstones.com > > _________________________________________________________________ > The New Busy think 9 to 5 is a cute idea. Combine multiple calendars with Hotmail. > > http://www.windowslive.com/campaign/thenewbusy?tile=multicalendar&ocid=PID28326::T:WLMTAGL:ON:WL:en-US:WM_HMP:042010_5 > > > You could do this a couple of ways: > > 1) Have all the possible form elements you need and show the one the > user needs with Javascript > 2) Use ajax to grab the select list you need based on the users > selection and add it in to the current form. > > It doesn't matter if you submit more form elements than you need, just > don't use them when the form is submitted to the php script. > > In my example, I think that is what I used. I used the javascript to > toggle the different results based on which selection the user made, > which the request is made to the server to find out what needs to be > pulled. However, the problem with this is, it looks like when the user > selects something from the drop down list that is created from Ajax, > that value cannot be passed back to another PHP script to insert into > the database. I even tried looking at the source code when there is a > "dependent select menu" on the screen, it looks like I don't see any > html code that is supposed to produce by the php on what elements are > of the dependent select menu. Yet, everything is there on the screen. > > Maybe that is why I cannot pass the information on in the "hidden" > value, but what have I missed here? Ajax? PHP? I am getting confused. > > Alice > > Thanks, > Ash > http://www.ashleysheridan.co.uk > > > > > > ______________________________________________________________________ > Hotmail has tools for the New Busy. Search, chat and e-mail from your > inbox. Learn more. No, the problem you had was two forms on the same page and you wanted values from both! What does your ajax javascript look like? Thanks, Ash http://www.ashleysheridan.co.uk