(PHP 7 >= 7.3.0)
socket_wsaprotocol_info_export — Exports the WSAPROTOCOL_INFO Structure
$socket
, int $target_pid
) : string
Exports the WSAPROTOCOL_INFO structure into shared memory and returns
an identifier to be used with socket_wsaprotocol_info_import(). The
exported ID is only valid for the given target_pid.
socketA valid socket resource.
target_pidThe ID of the process which will import the socket.
Returns an identifier to be used for the import, 或者在失败时返回 FALSE