Re: Re: Dynamically Created Checkboxes

"Jim Lucas" <lists@cmsws.com> wrote in message news:4D653673.7040604@cmsws.com... > On 2/23/2011 4:35 AM, Gary wrote: >> "Pete Ford" <pete@justcroft.com> wrote in message >> news:62.C1.32612.D49D46D4@pb1.pair.com... >>> This bit? >>> >>> On 22/02/11 22:06, Gary wrote: >>>> for($i=1; $i<=$_POST['counties']; $i++) { >>>> if ( isset($_POST["county{$i}"] ) ) { >>> >>> You loop over $_POST['counties'] and look for $_POST["county$i"] >>> >>> I suspect that there is no field 'counties' in your form, so the server >>> is >>> complaining about the missing index - seems likely that the production >>> server >>> is not showing the error, but instead just giving up on the page. >>> >>> I think the IE7/Firefox browser difference is a red herring: it wasn't >>> actually working in any browser, or the code changed between tests. >>> Remember, PHP is server side and generates HTML (or whatever). Unless >>> you >>> tell the PHP what browser you are using and write PHP code to take >>> account >>> of that (not generally recommended) then the server output is the same >>> regardless of browser. >>> >>> -- >>> Peter Ford, Developer phone: 01580 893333 fax: 01580 >>> 893399 >>> Justcroft International Ltd. >>> www.justcroft.com >>> Justcroft House, High Street, Staplehurst, Kent TN12 0AH United >>> Kingdom >>> Registered in England and Wales: 2297906 >>> Registered office: Stag Gates House, 63/64 The Avenue, Southampton SO17 >>> 1XS >> >> >> Pete >> >> Once again, thank you for your help. >> >> I was able to get it to work, I did not understand the browser >> differences >> either, but on my testing server on IE, it worked as I wanted but not on >> anything else. I chopped out most of the code and ended up with this: >> >> if ( isset($_POST['submit']) ) {} else { >> print "<form action=\"phpForm3.php\" >> method=\"POST\">\n"; >> if ($Recordset1) { >> print "<table width=200 border=1>\n"; >> print "<th>&nbsp; </th>\n"; >> print "<th> State </th>\n"; //2 fields in Counties table, State and >> County >> print "<th> County </th>\n"; >> print "</tr>\n"; >> //create table >> $i = 0; >> while ( $row = mysql_fetch_array($Recordset1) ) { >> $i++; >> print "<tr>\n"; >> print "<td><input type=\"checkbox\" name=\"county$i\" >> value=\"$row[name]\"></td>\n"; >> echo "<td>{$row['state_id']}</td>\n"; >> echo "<td>{$row['name']}</td>\n"; >> echo "</tr>\n"; >> }//end while >> print "</table>\n"; >> } else { >> echo("<P>Error performing query: " . >> mysql_error() . "</P>"); >> } >> print "<input type=\"hidden\" name=\"counties\" >> value=\"$i\"/>\n"; >> print "<input type=\"submit\" name=\"submit\" >> value=\"Go\"/>\n"; >> } >> ?> >> >> Again, thank you. >> >> Gary >> >> __________ Information from ESET Smart Security, version of virus >> signature database 5899 (20110223) __________ >> >> The message was checked by ESET Smart Security. >> >> http://www.eset.com >> > > If you would allow me to show you a little easier way of doing this. > > if ( !isset($_POST['submit']) ) { > echo '<form action="phpForm3.php" method="POST">'; > if ($Recordset1) { > echo <<<HEADER > <table width=200 border=1> > <tr><th> &nbsp; </th><th> State </th><th> County > </th></tr> > HEADER; > while ( $row = mysql_fetch_array($Recordset1) ) { > echo <<<ROW > <tr> > <td><input type="checkbox" name="county[]" > value="{$row['name']}"></td> > <td>{$row['state_id']}</td> > <td>{$row['name']}</td> > </tr> > ROW; > }//end while > echo '</table>'; > } else { > echo '<p>Error performing query: '.mysql_error().'</p>'; > } > echo '<input type="submit" name="submit" value="Go" > />'; > } > > Now, the main thing I want you to see is the line for the country > checkbox'es > > The county[] turns the submitted values into an array. So, in the > processing > script, you would do this. > > <?php > > ... > > if ( !empty($_POST['county']) > foreach ( $_POST['county'] AS $id => $name ) > echo "{$id} {$name}\n"; > > ... > ?> > > Hope this clears things up for you a little. > > Enjoy. > > Jim Jim Thank you very much, I have adapted your code and it is working. I appriciate your help. Gary __________ Information from ESET Smart Security, version of virus signature database 5900 (20110223) __________ The message was checked by ESET Smart Security. http://www.eset.com