Re: IE 'Back' Button problem + SELECT dropdowns

From: Date: Mon, 27 Jan 2003 16:46:34 +0000
Subject: Re: IE 'Back' Button problem + SELECT dropdowns
References: 1  Groups: php.general 
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> I've managed to get Windows IE to pick up on most of my $_SESSION variables > once a user clicks the 'Back' button using the following code in the base > form: > > 'value=<?php if(!empty($_SESSION['rfname'])) echo > $_SESSION['rfname']; ?>' > > However, when I try this approach for a muliple SELECT dropdown box that is > loaded by a 'require' statement, it doesn't pass the info. I've tried to > isolate the individual components: > > <?php require("dobdod.fdd"); > > if(!empty($_PST['bday'])) echo $_POST['bday']; > if(!empty($_POST['bmonth'])) echo $_POST['bmonth']; > if(!empty($_POST['birth'])) echo $_POST['birth']; > > if(!empty($_POST['dday'])) echo $_POST['dday']; > if(!empty($_POST['dmonth'])) echo $_POST['dmonth']; > if(!empty($_POST['death'])) echo $_POST['death']; > ?> > > Btw, the base form calls another form, which displays an error message. Once > the 'Back' button is clicked, the base form reappears. [I've also tried > putting a <?php . . . ?> around each if(!empty . . .); statement above with > same result.] > > Any ideas what I'm doing wrong? I've been at this one for a couple of weeks, > and nothing seems top work. Is it possible to pass the info back to the base > form? SELECT boxes work differently from text boxes. To set a select box to a certain value, you need to put SELECTED into the option tag, like: <option value="some_value" SELECTED>Text Value</option> So, you need to create some loop or test to see where you should put the SELECTED. For short lists, doing something like: <option value="some_value" <? if(isset($_SESSION['select']) && $_SESSION['select'] == 'some_value') { echo " SELECTED"; }?>>Text Value</option> For larger lists, it's easier to put the values into an array and make a function that loops through and test each value for where to put the SELECTED text. Hope that helps. ---John Holmes...

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