使用汇编语言编写程序，编写DOS下的TYPE命令，实现将磁盘中的某个已有的TXT文件的内容显示出来，要求程序在运行时先提示“Enter pathname:”，等待用户从键盘输入带路径的文件名，并在屏幕上显示此文件的内容，如没有此文件应有出错信息提示“Error”。-Assembly language programming, written under DOS TYPE command to achieve a disk in the TXT file contents have been shown to require the program to run when the first prompt " Enter pathname:" , waiting for user input from the keyboard with a path file name, and the screen contents of this file, this file should be if there is no error message prompt " Error" .