eof() 函数的作用是判断是否到文件尾.例如：dim s as stringopen "c:\1.txt" for input as #1do while not eof(1)line input #1,sprint sloopclose #1lof 是返回的是打开的文件的大小,例如：open "c:\1.txt" for input as #1print lof(1)close #1
