PHP 在线 编辑 解析

 

http://www.w3schools.com/php/default.asp    http://www.w3schools.com/php/showphp.asp?filename=demo_syntax

 

http://phpfiddle.org/

 

http://www.compileonline.com/execute_php_online.php

 

http://writecodeonline.com/php/