标准I/O-2-文件结束或出错,EOF,fgetc,feof,ferror,clearerr,rewind(未完)
参考博文:http://bbs.chinaunix.net/thread-233220-1-1.htmlhttp://www.cnitblog.com/guopingleee/archive/2009/01/29/54047.htmlhttp://hi.baidu.com/qq630727668%BA%CD51wangying19881118/blog/item/6bc6493395c80f4b