Re: Displaying flag value in form ...

If the form is also being printed by a function, you need: global $cFlgUsername; at the top of that function. ----- Original Message ----- From: Miles Thompson <milesthompson@sprint.ca> Newsgroups: php.general Sent: Wednesday, December 06, 2000 2:46 PM Subject: [PHP] Displaying flag value in form ... > I took a leaf (page?) from Julie Meloni's web site and used one of her > structures for a user registration form. The form is assigned to a > variable, issuing echo $user_form; display's it. I'm wanting to validate > certain fields and flag them with a bold, red asterisk. A separate > function, ChkEmptyFields() is used for field checking. > > The checking routine works allright, and the form redisplays, etc., but > I haven't been able to display the asterisk. > > This is for a multi-lingual market, so the form prompts are fetched from > a database and stored in the associative array arr_lbl[ ], which you'll > see in the following code fragment for definition of the form: > > $user_form = " > > <form method=\"post\" action=\"$PHP_SELF\"> > > <P>" . $arr_lbl[ lbl_cUsername ] . " > <input type=\"text\" name=\"cUsername\" > value=\"$cUsername\" $cDisabled size=10 > $cFlgUsername </p> > <P>" . $arr_lbl[ lbl_cEmail ] . " > <input type=\"text\" name=\"cEmail\" > value=\"$cEmail\" size=50 maxlength=50>$cFlgEmail</p> > ... other fields ... buttons to do things ... </form>"; > > If $cUsername is empty, then the function ChkEmptyFields() set's > $cFlgUsername as follows: > > $cFlagFld = "<font color=\"red\" > size=\"+4\"><bold>*</bold></font>"; > $cChkOK = "yes"; > > function ChkEmptyFields() > { > global $cFlagFld, $cFlgUsername, $cChkOK, $cUsername. ... and others > ...; > if( empty( $cUsername ) ) { $cFlgUsername = $cFlagFld; $cChkOK = > 'no'; } > ... and check other fields ... > } > > I do not believe it's a scoping problem, I'm able to display the values > of $cUserName, $cChkOK and $cFlgUsername both within the function and > outside it using an echo statements. > > My problem is getting $cFlgUsername to display within the form. I have > tried > 1. ...$cDisabled size=10 >" . $cFlgUsername ." </p> - no error > messages, but no display of value. > 2. ...$cDisabled size=10 >" . <? echo $cFlgUsername ?> ." </p> > 3. ...$cDisabled size=10 >" . echo "$cFlgUsername"; . " </p> > 4. ...$cDisabled size=10 > \"$cFlgUsername\" </p> > > Numbers 2. and 3. wouldn't parse and threw error messages. > > Number 4. prints the prompt, the text box and two quotation marks. > > This has to be something simple, and I'm missing it. Suggestions will be > welcome. > > Yours truly - Miles Thompson > > > > -- > PHP General Mailing List (http://www.php.net/) > To unsubscribe, e-mail: php-general-unsubscribe@lists.php.net > For additional commands, e-mail: php-general-help@lists.php.net > To contact the list administrators, e-mail: php-list-admin@lists.php.net >