testread.java

来自「java课件及例程有一些PPT及一些例程」· Java 代码 · 共 18 行

import java.io.*;
public class Testread{
    public static void main(String[] args){
        File f = new File("file.txt");
        byte[] a =new byte[200];
        int i = 0,j = 0;
        try{
            RandomAccessFile raf = new RandomAccessFile(f,"r");
            j = raf.read(a);
            /*while(a[i]!=0){
              System.out.print((char)a[i]);
              i++;
            }*/
            for(i=0;i<j;i++)
                System.out.print((char)a[i]);
        }catch(Exception e){}
    }
}