输入输出流 package chap1; //: c02:DataOnlyTest.java // From 'Thinking in Java, 3rd ed.' (c) Bruce Eckel 2002 // www.BruceEckel.com. See copyright notice in CopyRight.txt. class DataOnly { int i; float f; boolean b; } public class DataOnlyTest { public st
import java.io.FileNotFoundException; import java.io.FileReader; public class TestFileReader { public static void main(String[] args) { int c = 0; FileReader freader = null; try { freader = new FileReader("d:/io/test.txt");//查看API 它的构造函数 int ln = 0;
