php 数据库链接类

<?php mysql_connect('192.168.0.79','root','wenyi') or die('链接数据库失败!'); mysql_select_db('wenyi') or die('选择数据库失败!'); mysql_query('set names UTF-8'); $sql="select * from ecs_users limit 0,1000"; $result=mysql_query($sql); while($row = mysql_fetch_assoc($result)){     $arr[] = $row;  }  echo "<pre>"; print_r ($arr);//输入数组  echo "<pre>"; exit(); ?>