易语言封包组包源码中每个包带控制信息，md5验证信息，数据长度信息，发包顺序信息，MD5验证不过重发信息包。发送数据使用链表数据结构存储，确保在完整接受前，可选择性重发任意一个信息包。经测试大文件传输稳定可靠。(Each package with easy language packet packet source control information, the md5 authentication information, data length information, sequence information of the Employer, MD5 authentication But packet retransmission. Transmission data using a linked list data structure is stored, to ensure complete before acceptance, the optional retransmission of any one packet. The reliable transfer large files has been tested.)