j3_29.java

来自「石志国著《JSP应用教程》」· Java 代码 · 共 23 行

import java.io.*;
class Test{
	public static void main(String[] args){
		Test t = new Test ();
		try{
		 	t.readFile();
		 }catch(IOException e){
		 	System.out.println(e);
		 	System.out.println("退出！");
		 }
	}
	public void readFile()throws IOException {
		FileInputStream in=new FileInputStream("myfile.txt");
		int b;
		b = in.read();
		while(b!= -1)       {
			System.out.print((char)b);
			b = in.read();
		}
		in.close();	
	}
}