<?phpdate_default_timezone_set(‘PRC‘);$filename="info.xls";//先定义一个excel文件header("Content-Type: application/vnd.ms-execl");header("Content-Type: application/vnd.ms-excel; charset=utf-8");header("Content-Disposition: attachment; filename=$filename");header("Pragma: no-cache");header("Expires: 0");//我们先在excel输出表头，当然这不是必须的echo iconv("utf-8", "gb2312", "编号")."\t";echo iconv("utf-8", "gb2312", "姓名")."\t";echo iconv("utf-8", "gb2312", "年龄")."\t";echo iconv("utf-8", "gb2312", "性别")."\n";//注意这个要换行//这里我们定义一个数据库为datebse 数据库用户名：root 密码为：123456$conn = mysql_connect("localhost","root","");mysql_select_db("thinkphp");mysql_query("set names utf8");//在这里我们定义一个名叫studen的表，她有id，name，age，sex四个字段$sql="select id,name,age,sex from student";$result=mysql_query($sql);while($row =mysql_fetch_array($result)){    echo iconv("utf-8", "gb2312", $row[‘id‘])."\t";    echo iconv("utf-8", "gb2312", $row[‘name‘])."\t";    echo iconv("utf-8", "gb2312", $row[‘age‘])."\t";    echo iconv("utf-8", "gb2312", $row[‘sex‘])."\n";}