摘要： import java.io.*; public class InputStreamTest { public static void main(String args[]) { FileReader in=null; //同样,要先申明再赋值,因为赋值要try FileWriter out=null; int b=0; try { in=new FileReader("C:/$user/ADI/BetAppl/$LOG_BOOKS/INV/UC60_BALANCE_158.Txt"); ... 阅读全文