ftest.java

java中的stringbuffer测试

import java.io.*;

public class Ftest{
	public static void main(String[] args)throws Exception{
		FileOutputStream out = new FileOutputStream("123.txt");
		File qwe = new File("124.txt");
		qwe.createNewFile();
		PrintStream ps = new PrintStream(qwe);
		ps.println("fuck!");
		ps.println("skldfjsakljf");
		ps.close();
		ps = new PrintStream(out);
		ps.println("FUCK!");
		ps.println("skldfjsakljf");
		ps.close();
	}
}