zendstudio 安装emmet http://jingyan.baidu.com/article/acf728fd2ef0fcf8e510a3c0.html
Tab键自动生生成
https://www.imooc.com/qadetail/137928
https://www.php.net/manual/zh/control-structures.alternative-syntax.php
https://www.php.net/manual/zh/control-structures.alternative-syntax.php
foreach($rows as $row)作用:取出$rows中的值循环赋于$row;
$rows[]=$row:把$row值写入$rows数组中;
利用while循环输出二维结果存放在$rows[]里