Correct, which is why in my original post I set two variables. $comments = strtoupper($_POST['comments']); //This is the value I want saved in my database. $check_comments = $_POST['comments']; //This is the value I am using to determine if there were any comments entered.
On 10/23/07, Nathan Hawks <[EMAIL PROTECTED]> wrote: > > > > Note: empty() only checks variables as anything else will result in a > parse error. In other words, the following will not work: > empty(trim($name)). > > > http://www.php.net/manual/en/function.empty.php > > > > On Tue, 2007-10-23 at 13:20 -0400, Dan Shirah wrote: > > I am having some issues with empty(). > > > > On my page I have a text area: > > > > <table align="center" border="0" cellpadding="0" cellspacing="0" > > width="680"> > > <tr> > > <td width="600" align="center"><span class="inputlbl">Comments: > > <textarea name="comments" tabindex="39" rows="3" cols="45" > > wrap="soft"></textarea> > > </span> </td> > > </tr> > > </table> > > > > I then submit my page and on the following page I put the posted value > into > > two variables. > > > > $comments = strtoupper($_POST['comments']); > > $check_comments = $_POST['comments']; > > > > I made two variables for the same posted value because I believe empty() > > does not work with strtoupper in front of the value. It only works with > a > > standalone variable, correct? > > > > So, once I have assigned my comments to a variable I am doing: > > > > if(!empty($check_comments)) { > > echo "Do Something"; > > } > > > > However, if the comments textarea is left blank I just get a generic > error > > "Changed database context to database" > > > > I've tried the below and get the same result: > > if($check_comments != "") { > > echo "Do Something"; > > } > > > > When comments is left blank and I echo out the value for $check_comments > it > > returns nothing at all which is why I think empty() or "" should work, > but > > they don't. > > > > Ideas? > >
