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Discuss Prev/Next button in the PHP Coding forum on Codewalkers.
Prev/Next button Having problems with a PHP script you are coding? This is the place to get help!

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  #1  
Old August 12th, 2002, 10:47 PM
straw straw is offline
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Prev/Next button
Hallo! Is there some one how can help me whith my php script. When I click on the Next link it dosen't return any rows.

Here is the code I use.
Thanks//Micke

<body bgcolor="#FFFFFF" text="#000000">
<center>
<table border="0" width="200" cellspacing="0" cellpadding="0">
<tr>
<td align="center"><img src="bilder/logga.png" width="191" height="42"></td>
</tr>
<tr>
<td align="left">
<?
if ($searchstring)
{
print $searchstring;

include("common.php");
$link = dbConnect();
$limit=20;
$numresults=mysql_query("SELECT kundid, icon, namn, typ FROM $table WHERE namn LIKE '%$searchstring%' order by namn");
$numrows=mysql_num_rows($numresults);

if (empty($offset)){
$offset=0;


$result=mysql_query("SELECT kundid, icon, namn, typ FROM $table WHERE namn LIKE '%$searchstring%' order by namn limit $offset,$limit");
?>
<br>
<table border="0" width="200" cellpadding="0" cellspacing="0">
<?

while ($raden = mysql_fetch_array($result)){
echo "<tr bgcolor=#cccccc>
<td width=20><img src='$raden[icon]' width=20 height=20></td>
<td><font face=verdana size=2>&nbsp;<b><a href=info.php?kundid=$raden[kundid]>$raden[namn]</a></b></font></td>
<td><font face=verdana size=1>$raden[typ]</font></td>
</tr>
<tr height=2 bgcolor=#ffffff>
<td colspan=3>&nbsp;</td>
</tr>";
}

if ($offset==1){
$prevoffset=$offset-20;
print "<a href="$PHP_SELF?offset=$prevoffset?searchstring=$searchs tring"><font face=verdana size=1>PREV</font></a> &nbsp; n";
}

$pages=intval ($numrows/$limit);

if ($numrows%$limit){
$pages++;
}

for ($i=1;$i<=$pages;$i++){
$newoffset=$limit*($i-1);
print "<a href="$PHP_SELF?offset=$newoffset?searchstring=$searchst ring"><font face=verdana size=1>$i</font></a> &nbsp; n";
}

if (!(($offset/$limit)==$pages) && $pages!=1){
$newoffset=$offset+$limit;
print "<a href="$PHP_SELF?offset=$newoffset?searchstring=$searchst ring"><font face=verdana size=1>NEXT</font></a><br>n";
}
}
?>
</table>
<?
}
?>



<br>
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  #2  
Old August 13th, 2002, 05:13 AM
siteworkspro.com siteworkspro.com is offline
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RE: Prev/Next button
try reading this article on paging

http://www.devarticles.com/content.php?articleId=110&page=1
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  #3  
Old August 13th, 2002, 09:41 AM
D1NGO D1NGO is offline
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RE: Prev/Next button
you can do it much easier than the way you have shown there..

http://codewalkers.com/tutorials.php?show=4 is a nice tutorial on it aswell ...

also, www.spoono.com has some i believe
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  #4  
Old August 13th, 2002, 01:21 PM
straw straw is offline
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RE: RE: Prev/Next button
Thanks for the answer.
I have tryde to do this now but I get this error:
Warning: mysql_fetch_row(): supplied argument is not a valid MySQL result resource in /home/p/pocketli/www/mobile/search/search.php on line 29

Warning: mysql_fetch_array(): supplied argument is not a valid MySQL result resource in /home/p/pocketli/www/mobile/search/search.php on line 45

Do you know whats wrang?
Here is the new code:

<?
if ($searchstring)
{
if (!isset($start)) $start = 0;
include("common.php");
$link = dbConnect();
$query ="SELECT kundid, icon, namn, typ FROM $table WHERE namn LIKE '%$searchstring%' LIMIT" . $start . ", 10";
$result = mysql_query($query);

?>
<br>
<table border="0" width="200" cellpadding="0" cellspacing="0">

<?
while ($raden = mysql_fetch_row($result)){
echo "<tr bgcolor=#cccccc>
<td width=20><img src='$raden[1]' width=20 height=20></td>
<td><font face=verdana size=2>&nbsp;<b><a href=info.php?kundid=$raden[0]>$raden[2]</a></b></font></td>
<td><font face=verdana size=1>$raden[3]</font></td>
</tr>
<tr height=2 bgcolor=#ffffff>
<td colspan=3>&nbsp;</td>
</tr>";
}

?>
<tr><td colspan=3>
<?
$query = "SELECT count(*) as count FROM table";
$result = mysql_query($query);
$row = mysql_fetch_array($result);
$numrows = $row['count'];
if($start > 0)
echo "<a href="" . $PHP_SELF . "?start=" . ($start - 10) . "">Previous</a><BR>n";
if($numrows > ($start + 10))
echo "<a href="" . $PHP_SELF . "?start=" . ($start + 10) . "">Next</a><BR>n";

?>
</td></tr>
</table>
<?
} mysql_close($link);
?>


Quote:
you can do it much easier than the way you have shown there..

http://codewalkers.com/tutorials.php?show=4 is a nice tutorial on it aswell ...

also, www.spoono.com has some i believe

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  #5  
Old August 13th, 2002, 02:03 PM
straw straw is offline
Codewalkers Newbie (0 - 499 posts)
  
Join Date: Apr 2007
Location: Stockholm, Sweden
Posts: 10 straw User rank is Just a Lowly Private (1 - 20 Reputation Level) 
Time spent in forums: < 1 sec
Reputation Power: 0
RE: RE: Prev/Next button
Thanks for the answer.
I have tryde to do this now but I get this error:
Warning: mysql_fetch_row(): supplied argument is not a valid MySQL result resource in /home/p/pocketli/www/mobile/search/search.php on line 29

Warning: mysql_fetch_array(): supplied argument is not a valid MySQL result resource in /home/p/pocketli/www/mobile/search/search.php on line 45

Do you know whats wrang?
Here is the new code:

<?
if ($searchstring)
{
if (!isset($start)) $start = 0;
include("common.php");
$link = dbConnect();
$query ="SELECT kundid, icon, namn, typ FROM $table WHERE namn LIKE '%$searchstring%' LIMIT" . $start . ", 10";
$result = mysql_query($query);

?>
<br>
<table border="0" width="200" cellpadding="0" cellspacing="0">

<?
while ($raden = mysql_fetch_row($result)){
echo "<tr bgcolor=#cccccc>
<td width=20><img src='$raden[1]' width=20 height=20></td>
<td><font face=verdana size=2>&nbsp;<b><a href=info.php?kundid=$raden[0]>$raden[2]</a></b></font></td>
<td><font face=verdana size=1>$raden[3]</font></td>
</tr>
<tr height=2 bgcolor=#ffffff>
<td colspan=3>&nbsp;</td>
</tr>";
}

?>
<tr><td colspan=3>
<?
$query = "SELECT count(*) as count FROM table";
$result = mysql_query($query);
$row = mysql_fetch_array($result);
$numrows = $row['count'];
if($start > 0)
echo "<a href="" . $PHP_SELF . "?start=" . ($start - 10) . "">Previous</a><BR>n";
if($numrows > ($start + 10))
echo "<a href="" . $PHP_SELF . "?start=" . ($start + 10) . "">Next</a><BR>n";

?>
</td></tr>
</table>
<?
} mysql_close($link);
?>


Quote:
you can do it much easier than the way you have shown there..

http://codewalkers.com/tutorials.php?show=4 is a nice tutorial on it aswell ...

also, www.spoono.com has some i believe

Reply With Quote
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