android中如何将文件存储到SD卡的指定文件夹下?????
我做了一个应用,想将用户的信息以TXT格式的形式存储到SD卡的指定文件夹下,如:Data文件夹下。如何实现????
--------------------编程问答--------------------
http://blog.csdn.net/CBirdLG/article/details/5908581
--------------------编程问答--------------------
public void writeFileData(String fileName,String message){
try{
File myFile = new File(fileName);
FileOutputStream fout = new FileOutputStream(myFile);
byte [] bytes = message.getBytes();
fout.write(bytes);
fout.close();
}
catch(Exception e){
e.printStackTrace();
}
}
权限
<uses-permission android:name="android.permission.WRITE_EXTERNAL_STORAGE"></uses-permission>
调用 writeFileData(Environment.getExternalStorageDirectory().getAbsolutePath()+File.separator+"123.txt","xxxxxxxxxxxxxxxx");
--------------------编程问答--------------------
直接 adb push 进去不就可了
补充:移动开发 , Android