<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>

<?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; } ?>