Writing data to Android SDcard

First, with environment

1, API get SDcard Path

File path=environment.getexternalstoragedirectory ();

Path=new File (Path, "test.txt");

2. Write content with stream

3. Get Write_external_storage Permissions

Second, get the Shared_prefs directory, write the XML

1. Get sharedpreferences

Sharedpreferences GKFX

=this.getsharedpreferences ("Testxml", this. Mode_world_readable+this. mode_world_writeable);

2. Get Edit (editor)

Editor Edit=shared.edit ();

3, put the data

(K,V)

Edit.putstring ("Hello", "World");

Get information we have saved: shared.getstring (key, defvalue);

4. Submit Editorial Content

Edit.commit ();

5. Get permission

Writing data to Android SDcard