Thanks Marek, That is the solution I was looking for.
Steve Jackson Web Developer Viola Systems Ltd. http://www.violasystems.com [EMAIL PROTECTED] Mobile +358 50 343 5159 > -----Original Message----- > From: Marek Kilimajer [mailto:[EMAIL PROTECTED]] > Sent: 11. helmikuuta 2003 13:39 > To: Steve Jackson > Cc: PHP General > Subject: Re: [PHP] If no record in MySQL how to? > > > if there are no rows, the while condition will return false > so the while > block will never be executed, try > > if(mysql_num_rows($link_result) ){ > while($documents = mysql_fetch_array($link_result)) { > print "<table cellpadding='4'><tr><td > width='40'><img src='../images/adobepdf.gif' > border='0'></td><td > width='136'><a href='$documents[url]' > > class='greenlinks'>$documents[name]</a></td></tr></table>"; > } > } else { > print "<table cellpadding='4'><tr><td > width='10'><img src='../images/nuoli_right_pieni.gif' > border='0'></td><td width='166'><a > href='mailto:[EMAIL PROTECTED]'>No supporting > documents > with this > article mail us for more > information</a></td></tr></table>"; > } > > Steve Jackson wrote: > > >I have a problem whereby I need to show links based on an ID > which is > >in a MySQL DB. So if ID 1 exists I pull an array of links which are > >defined as belonging to ID1. This works OK. > >How though can I distinguish between ID's which are not in the DB. I > >want to display something if there are no links also and > don't know what > >I'm doing wrong. I try to display table 1 listed below but just get > >nothing returned with this command. > >What am I doing wrong? > > > >print "<td valign='top' align='right'><img > >src='pictures/document_heading_blue.gif' border='0'>"; // link to > >documents $link_sql = "select * from documents > > where id = '$id'"; > >$link_result = mysql_query($link_sql); > >while ($documents = mysql_fetch_array($link_result)) > > { > > if (!$documents["id"]) > >//If no ID in DB display table 1... > > { > > print "<table cellpadding='4'><tr><td > >width='10'><img src='../images/nuoli_right_pieni.gif' > >border='0'></td><td width='166'><a > >href='mailto:[EMAIL PROTECTED]'>No supporting documents with this > >article mail us for more information</a></td></tr></table>"; > > } > > else > >//Display table with array of linked files. > > { > > print "<table cellpadding='4'><tr><td > >width='40'><img src='../images/adobepdf.gif' border='0'></td><td > >width='136'><a href='$documents[url]' > >class='greenlinks'>$documents[name]</a></td></tr></table>"; > > } > > } > > > >// end check for documents > > > >Steve Jackson > >Web Developer > >Viola Systems Ltd. > >http://www.violasystems.com > >[EMAIL PROTECTED] > >Mobile +358 50 343 5159 > > > > > > > > > -- PHP General Mailing List (http://www.php.net/) To unsubscribe, visit: http://www.php.net/unsub.php
