<?php
//批量執行時可以混合執行delete，insert，update語句，但最好不要使用select
$mysqli=new mysqli('localhost','root','root','test');
if($mysqli->connect_error)
    die($mysqli->connect_error);
$mysqli->query("set names utf8");
$sql="insert into user1 (name,password,email,age) values ('傻子1',md5('asd'),'[email protected]
 
','34');";
$sql.="insert into user1 (name,password,email,age) values ('傻子2',md5('attyyd'),'[email protected]','24');";
$sql.="insert into user1 (name,password,email,age) values ('傻子3',md5('3546d'),'[email protected]','46')";
$b=$mysqli->multi_query($sql);
if(!$b)
    echo "失敗".$mysqli->error;
else
    echo "成功";
$sqls="delete from user1 where id=59;";
$sqls.="delete from user1 where id=60;";
$sqls.="delete from user1 where id=61";
$res=$mysqli->multi_query($sqls);
if(!$res==0)
    echo $mysqli->error;
else
    echo "成功2";
$mysqli->close();
?>
 

<?php
$mysqli=new mysqli('localhost','root','root','test');
if($mysqli->connect_error)
{
    die ("連線失敗".$mysqli->error);
}
$mysqli->query("set names utf8");
$sqls="select * from user1;";
$sqls.="select * from words;";
$sqls.="desc user1";

//處理結果與關閉資源
if($res=$mysqli->multi_query($sqls))//如果成功則至少有一個結果集
{
    do{
        echo "*****新的結果集*****<br>";
        $result=$mysqli->store_result();
        while($row=$result->fetch_row())
        {
            foreach($row as $key=>$value)
            {
                echo "--$value";
            }
            echo "<br>";
        }
        $result->free();//釋放結果集

        if(!$mysqli->more_results()) //判斷後面還有無結果集
            break;
    }while($mysqli->next_result());
}
$mysqli->close();
?>