以http://www.hprose2.com/http_client.php为客户端，运行结果，报错：Automatically populating $HTTP_RAW_POST_DATA is deprecated and will be removed in a future version.
1、打开：https://github.com/hprose/hprose-php/blob/master/README_zh_CN.md ，下载Hprose for PHP；
2、以http://www.hprose1.com/http_server.php为服务端，运行结果如图1：
3、以http://www.hprose2.com/http_client.php为客户端，运行结果如图2：报错：
以http://www.hprose2.com/http_client.php为客户端，运行结果，报错：Automatically populating $HTTP_RAW_POST_DATA is deprecated and will be removed in a future version.
4、在php.ini文件中设置：always_populate_raw_post_data = -1，以http://www.hprose2.com/http_client.php为客户端，再次运行结果如图3：
注：https://bugs.php.net/bug.php?id=66763
