创建文件就出现这个提示，而且文件也没有创建出来
Deprecated: Automatically populating $HTTP_RAW_POST_DATA is
deprecated and will be removed in a future version. To avoid this
warning set 'always_populate_raw_post_data' to '-1' in php.ini and use
the php://input stream instead. in Unknown on line 0
Warning: Cannot modify header information - headers already sent in Unknown on line 0
