This line sets $row["rv_space"] echo"<TR><TD>Search Record by Space Number </TD><TD> <INPUT size=4 name=rv_space></TD></TR>";
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"Beau Lebens" <[EMAIL PROTECTED]> wrote in message [EMAIL PROTECTED]">news:[EMAIL PROTECTED]... > How are you setting the value for $row["rv_space"] ? > > // -----Original Message----- > // From: Jennifer Downey [mailto:[EMAIL PROTECTED]] > // Sent: Monday, 13 May 2002 2:01 PM > // To: [EMAIL PROTECTED] > // Subject: Re: [PHP-DB] Link for next db record > // > // > // Hi Beau, > // > // I have a form that selects an rv electric record here is a > // snip and if you > // need more tell me. > // This just returns a blank page. > // > // $current_date = date("M"); > // $pkwh =.064; > // $get_electric = "SELECT * FROM electric WHERE rv_space = > // $row[rv_space]"; > // $result = mysql_query($get_electric) or die(mysql_error()); > // $row = mysql_fetch_array($result); > // $tot_used = $row[end] - $row[begin]; > // $ppkwh = .064; > // $sub_total = $tot_used * $ppkwh; > // $puf = '11'; > // $total = $sub_total + $puf; > // echo "<h1><center>Salmon Shores RV Park</center> </h1>"; > // echo "<h2><em>Electric Bill for Space $rv_space</em></h2>"; > // echo "Month $current_date"; > // echo "<body bgcolor=#00C0C0>"; > // echo "<table width= 100%><tr><td width='10%'>Space </td><td> > // Begin</td><td> > // End</td><td>Total KWH Used</td><td>Subtotal</td><td>Public Use > // Fee</td><td>Total</td>"; > // echo "<tr><center><td width='10%'>$rv_space</em></td><td > // width='10%'>$row[begin]</td><td width='10%'>$row[end]</td><td > // width='15%'>$tot_used</td><td width='10%'>$sub_total</td><td > // width='12%'>$puf.00</td><td>$total</td></center></table>"; > // echo "<p><a href='index.php'>Return to Main Menu</a> or<BR>"; > // echo "<a > // href='search_elec_space_record.php?record=$row[rv_space]-1'>Previous > // Record</a></p>"; > // echo "<a > // href='search_elec_space_record.php?record=$row[rv_space]+1'>Next > // Record</a></p>"; > // echo "<a href='search_elec_space.php'>Search Another Record</a></p>"; > // > // I can get the first record say I choose space 35 if I click > // the link for > // $row[rv_space]+1 then it returns a blank page what can I do > // to fix this? > // > // Thanks again > // Jennifer > // > // > // "Beau Lebens" <[EMAIL PROTECTED]> wrote in message > // news:[EMAIL PROTECTED]. > // edu.au... > // > jen, > // > assuming you are "currently" looking at a page which is > // something like > // > php.php?record=3, then you should be able to just do > // > > // > <a href='php.php?record=<?php echo ($record-1) > // ?>'>Previous record</a><a > // > href='php.php<?php echo ($record+1) ?>'>Next record</a> > // > > // > and then on the php.php page, you would obviously being > // grabbing something > // > from the database using a unique identifier or similar. > // > > // > one "gotcha" to be careful of - if there is a chance that > // your id field > // will > // > have a gap in it (ie. not be perfectly consecutive) then > // you should make > // > your query something like > // > > // > SELECT * FROM table LIMIT $record, 1 > // > > // > rather than > // > > // > SELECT * FROM table WHERE id='$record' > // > > // > Since that takes them in whatever order, but only SELECTs > // from $record and > // > gets 1 record. > // > > // > HTH > // > > // > Beau > // > > // > > // > // -----Original Message----- > // > // From: Jennifer Downey [mailto:[EMAIL PROTECTED]] > // > // Sent: Monday, 13 May 2002 1:14 PM > // > // To: [EMAIL PROTECTED] > // > // Subject: [PHP-DB] Link for next db record > // > // > // > // > // > // Hi all, > // > // > // > // Wondering if you could help or point me to a tut where I > // > // can use a link to > // > // get the next record in the db? > // > // > // > // Like <a href='php.php'>Previous record</a><a > // > // href='php.php'>Next record</a> > // > // > // > // How do I go about doing this. > // > // > // > // Thanks > // > // Jennifer > // > // > // > // -- > // > // The sleeper has awaken > // > // > // > // > // > // --- > // > // Outgoing mail is certified Virus Free. > // > // Checked by AVG anti-virus system (http://www.grisoft.com). > // > // Version: 6.0.351 / Virus Database: 197 - Release Date: 4/19/2002 > // > // > // > // > // > // > // > // -- > // > // PHP Database Mailing List (http://www.php.net/) > // > // To unsubscribe, visit: http://www.php.net/unsub.php > // > // > // > // > // --- > // Outgoing mail is certified Virus Free. > // Checked by AVG anti-virus system (http://www.grisoft.com). > // Version: 6.0.351 / Virus Database: 197 - Release Date: 4/19/2002 > // > // > // > // -- > // PHP Database Mailing List (http://www.php.net/) > // To unsubscribe, visit: http://www.php.net/unsub.php > // --- Outgoing mail is certified Virus Free. Checked by AVG anti-virus system (http://www.grisoft.com). Version: 6.0.351 / Virus Database: 197 - Release Date: 4/20/2002 -- PHP Database Mailing List (http://www.php.net/) To unsubscribe, visit: http://www.php.net/unsub.php
