1.继承结构:
| java.lang.Object | ||
| ? | java.io.OutputStream | |
| ? | java.io.FileOutputStream | |
package org.lxh.demo;
import java.io.FileNotFoundException;
import java.io.FileOutputStream;
import java.io.PrintStream;
import android.app.Activity;
import android.app.AlertDialog;
import android.app.Dialog;
import android.content.DialogInterface;
import android.os.Bundle;
import android.view.View;
import android.view.View.OnClickListener;
import android.view.View.OnFocusChangeListener;
import android.widget.Button;
import android.widget.EditText;
import android.widget.TextView;
public class Hello extends Activity {
	private static final String FILENAME = "test.txt";
	public void onCreate(Bundle savedInstanceState) {
		super.onCreate(savedInstanceState); // 生命周期方法
		super.setContentView(R.layout.main); // 设置要使用的布局管理器
		FileOutputStream output = null;
		try {
			output = super.openFileOutput(FILENAME, Activity.MODE_PRIVATE);
		} catch (FileNotFoundException e) {
			// TODO Auto-generated catch block
			e.printStackTrace();
		}
		PrintStream out = new PrintStream(output);//打印流包装
		out.println("姓名:张亚运;");
		out.println("年龄:25;");
		out.println("地址:江苏省南京市");
		out.close();
	}
}
导出文件打开如下:
原文地址:http://blog.csdn.net/yayun0516/article/details/43763387