randomaccess2.java

来自「一些常用的java程序,包括swing.net.io,matrix等」· Java 代码 · 共 36 行

package handlingOfFile;



public class RandomAccess2 
{
	/*
	 * RandomAccessFile   fos=new   RandomAccessFile("test.xml);   
  fos.seek(fos.length());
  fos.writeBytes("\n"+shr);   
  fos.close();
	 */
	public RandomAccess2(String url)
	{
		try
		{
			java.io.RandomAccessFile raf = new java.io.RandomAccessFile(url,"rw");
			for(long i = 0; i < 100; i++)
			{
				raf.seek(i);
				System.out.println("raf.read() = "+(char)raf.read());
				
			}
		}
		catch(Exception ee)
		{}
	}
	
	public static void main(String [] args)
	{
		new RandomAccess2("test.txt");
	}


}