复制代码 代码如下:

<form action=\"?action=edit_num\" method=\"post\" name=\"car<?php $c_rs[\'id\'];?>\" id=\"car<?php $c_rs[\'id\'];?>\">
<input name=\"suliang[<?php echo $c_rs[\'sp_id\'];?>]\" type=\"text\" id=\"suliang[<?php echo $c_rs[\'sp_id\'];?>]\" value=\"<?php echo $c_rs[\'suliang\'];?>\"/>
<input type=\"submit\" name=\"button\" id=\"button\" value=\"更新购物车\" />
</form>

复制代码 代码如下:

<?php
require \'config.inc.php\';
require \'checklogin.php\';
$username = $_SESSION[\'username\'];
$action = $_GET[\'action\'];
switch ($action) {
case \"edit_num\":

$arr = $arr = $_POST[\'suliang\'];
foreach($arr as $key=>$value){
$sqlgx = \"update `cartemp` set suliang=\'$value\' where username=\'\".$username.\"\' and flag=0 and sp_id=\'\".$key.\"\'\";
mysql_query($sqlgx, $conn);
echo \"<script>location.href=\'shopcat.php\'</script>\";
}
break;

case \"null\":
$null_sql = \"delete from `cartemp` where username=\'$username\' and flag=0 \";
mysql_query($null_sql, $conn);
echo \"<script>location.href=\'shopcat.php\'</script>\";
break;
case \"del\":
$id = $_GET[\'id\'];
$del_sql = \"delete from `cartemp` where id=$id\";
mysql_query($del_sql, $conn);
echo \"<script>location.href=\'shopcat.php\'</script>\";
break;
}
?>