YSITD_TG_Bot says to #ysitd
<mingtsay>: (@YamiOdymel: 好像是我誤...) a.php <?php $msg = "Hello, World!"; ?> b.php <?php include("a.php"); header("Content-Type: text/plain"); header("Content-Length: " . strlen($msg)); echo($msg); 這時候如果 a.php 在檔案結尾多了換行就掰了