php+mysql调用数据库示例

<?php
$conn= mysql_connect('localhost','root','123456') or die('connect error:'.mysql_error());
mysql_select_db('netduzhe');
$result=mysql_query('select * from article');
    while ($row = mysql_fetch_array($result, mysql_both)) {
        printf ("id: %s  name: %s content:%s", $row[0], $row[1],$row[2]);
    }

    mysql_free_result($result);
?>

注意点