php 测试连接mysql

<?php
    $host="10.129.135.98";
    $user="php";
    $pwd="php@98";
    $db = "rss";


    $linkID = mysql_connect($host,$user,$pwd);


    if (!$linkID){
        echo "can't connect mysql";
    }


    mysql_select_db($db);


    $sql = "select * from rss_info_103";


    $result = mysql_query($sql);
    if(mysql_num_rows($result) > 0){
        while($row = mysql_fetch_row($result)){
            echo $row[0]."<br/>";
            echo $row[1]."<br/>";
            echo $row[2]."<br/>";
            echo $row[3]."<br/>";
        }
    }


?>