php导出mysql到excel乱码怎么办

php导出mysql到excel乱码的解决办法：首先设置时区以及head头信息；然后通过“ob_end_clean();”清除缓冲区；接着设置表格信息；最后查询内容导出数据库数据即可。
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php查询数据库导出excel并且解决乱码问题，原生代码无需插件
近日写一个信息系统，需要把数据库的内容导出到excel
下面把我的贴出我的代码，不需要phpexcel插件
系统要求：php5.6
<?phpdate_default_timezone_set('prc');//设置时区 /*设置head头信息*/ob_end_clean();//清除缓冲区,避免乱码header("content-type:application/vnd.ms-excel;charset=utf-8");header("accept-ranges:bytes");header("content-disposition:attachment;filename="."导出excel的名字".date('ymdhis').".xls");header("pragma:no-cache");header("expires:0"); $str = $str2 = null;/*设置表格信息*/$str.= "序号"."\\\\t";$str.= "学号"."\\\\t";$str.= "姓名"."\\\\t";$str.= "性别"."\\\\t";$str.= "学院"."\\\\t";$str.= "年级"."\\\\t";$str.= "班级"."\\\\t";$str.= "手机号"."\\\\t";$str.= "报名时间"."\\\\t\\\\r\\\\n";$info = iconv("utf-8","gbk",$str);echo $info; /*查询内容导出数据库数据*/$con = new mysqli("localhost", "root", "password", "detabase");if (!$con) { die(mysqli_error()) ;}//$sql = " select * from bmxx";//$res = mysqli_query($con, $sql); mysqli_query($con,"set names utf8");//解决数据库中有汉字时显示在前台出现乱码问题$result = mysqli_query($con,"select * from `bmxx`"); while($row = mysqli_fetch_assoc($result)){ $list[] = $row;}mysqli_free_result($result);mysqli_close($con);$co = 1;foreach($list as $v){ $str2.= trim($co )."\\\\t"; $str2.= trim(iconv("utf-8","gbk","\\\\t".$v['num']."\\\\t"))."\\\\t"; $str2.= trim(iconv("utf-8","gbk",$v['name']))."\\\\t"; $str2.= trim(iconv("utf-8","gbk",$v['sex']))."\\\\t"; $str2.= trim(iconv("utf-8","gbk",$v['xueyuan']))."\\\\t"; $str2.= trim(iconv("utf-8","gbk",$v['grade']))."\\\\t"; $str2.= trim(iconv("utf-8","gbk",$v['class']))."\\\\t"; $str2.= trim(iconv("utf-8","gbk",$v['phone']))."\\\\t"; $str2.= trim(iconv("utf-8","gbk",$v['time']))."\\\\t\\\\r\\\\n";}echo $str2;?>一开始没有加这行代码，导致输出乱码。在每次生成数据之前，清除一下缓冲区就好了、
ob_end_clean();//清除缓冲区,避免乱码

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