Send the following on WhatsApp
Continue to Chat$_POST,$HTTP_RAW_POST_DATA 和php://input 的區別 https://blog.wongcw.com/2018/11/16/_post%ef%bc%8chttp_raw_post_data-%e5%92%8cphp-input-%e7%9a%84%e5%8d%80%e5%88%a5/
$_POST,$HTTP_RAW_POST_DATA 和php://input 的區別 https://blog.wongcw.com/2018/11/16/_post%ef%bc%8chttp_raw_post_data-%e5%92%8cphp-input-%e7%9a%84%e5%8d%80%e5%88%a5/