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From:Gerald Clark Date:April 17 2001 1:07pm
Subject:Re: Selecting rows for editing
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That is what the autoincrement ID field is usually used for.

UPDATE mytable SET thisfield=newvalue where id=THISID;

Martin Skjöldebrand wrote:
> 
> Hi,
> 
> Now I'm completely stuck.
> I am codeing a (basic at this point) stock inventory in PHP/MySQL.
> I have all items in a table displayed in a table in PHP. Like this:
> 
> if ($isstock >0) { //get value from a check on mysql_num_rows
>   if ($action != "Edit") {
>     for ($i = 0; $i <= $isstock -1; $i++) {
>       $row = mysql_fetch_array($query_res);
>       print "<tr>";
>       print "   <td>".$row['s_id']."</td>";
>       print "   <td>".$row['s_description']."</td>";
>       print "   <td>".$row['s_price']."</td>";
>       print "   <td>".$row['s_stock_quantity']."</td>";
>       print "   <td>N/I</td>";
>       print "   <td>N/I</td>";
>       print "   <td><input name='action' value='Edit'
> type='submit'><input
> name='action' value='Delete' type='submit'></td>";
>       print "</tr>";
> 
>     }
>   }
> 
> Now I want to edit the specific ".$row['s_id']." How do I pass this to MySQL
> in a usefull manner? Is there a specific row number in a MySQL table I can
> access and pass to a variable?
> (Thought is too do something along the lines of (totally ficticous):
> $rownum = mysql_get_rownum($result);
> $rownum = "txtItem" . $rownum;
> and then <input type='hidden' name='Item' value='$rownum'>
> 
> Any ideas?
> 
> Martin S.
> 
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Thread
Selecting rows for editingMartin Skj├Âldebrand17 Apr
  • Re: Selecting rows for editingGerald Clark17 Apr