iodemo14.java

JAVA的一些基础教程

import java.io.*;
public class IODemo14
{
	public static void main(String arg[]) throws Exception
	{
		FileInputStream 文件字节流 = new FileInputStream("中文字符文件.txt");
		int length = 文件字节流.available();
		System.out.println("文件长度: " + length + "个字节");

		InputStreamReader 字节字符桥 = new InputStreamReader(文件字节流,"GBK");

		int a;
		int num =0;
		while((a = 字节字符桥.read()) != -1)
		{
			num++;
			System.out.print((char)a);
		}

		System.out.println("\n读了" + num + "个字符");
	}
}