作业：汽车查询--弹窗显示详情，批量删除 ajax做法(0521)

<?php

include ("../../DBDA.class.php");
$db=new DBDA();

//所有ajax使用一个处理页面
$type=$_POST["type"];

switch($type)
{
case 0:
$name=$_POST["name"];
$sql="select code, name, brand, oil, powers, price from car where name like '%{$name}%'";
echo $db->StrQuery($sql);
break;

case 1:
$code=$_POST["code"];
$sql="select * from car where code='{$code}'";
echo $db->StrQuery($sql);
break;

case 2:
$code=$_POST["code"];
$sql="delete from car where code='{$code}'";
$r=$db->StrQuery($sql,1);
if($r)
{
echo "OK";
}
else
{
echo "NO";
}
break;

default:
echo "";
break;
}