算符优先分析过程模拟，通过对文件的读取，构造链表，将文法和分析表存入链表，然后输入符号串与#号结束并执行操作-Operator priority simulation analysis, through to read the document, list structure, grammar, and analytical tables will be deposited into the list, then enter the# symbol with the end of string

ActiveX (OCX) to get: computer name, up time, free memory size, free paging size, number of running programs, screen resolution, default printer, country, user name, currency symbol, system drive, time format, windows dir, and more and more-ActiveX (