一个建立自解压缩文件的程序。基本原理是利用先建立一个可执行文件作为模版，将文件附加到模版后面生成新执行文件，然后运行文件，将附加的部分保存成到文件中。推荐下载-The establishment of a self-extracting file program. The basic principle is to first create an executable file as a template, the file attached to the template behind to