Gets an example of the android4.0 version sdcard path
- 2020-05-27 07:12:16
- OfStack
@SuppressLint("NewApi")// You know,
private File findSDCARD() {
boolean b = Environment.MEDIA_MOUNTED.equals(Environment
.getExternalStorageState());
if (!b) return null;
File extFile = Environment.getExternalStorageDirectory();
File[] files = extFile.listFiles();
if (files == null)
return null;
for (File f : files) {
if (extFile.isDirectory()
&& f.canWrite()//sd card 1 It must be writable . If you remove this condition, you get a hidden system specific folder
&& Math.abs(extFile.getTotalSpace() - f.getTotalSpace()) > 2 * 1024 * 1024) {
// External storage has the same storage capacity as the unmounted storage of a subdirectory . The subdirectory is mounted . You have different storage capacities
//2 * 1024 * 1024 Is used to indicate the size of the storage capacity of two memory Of course not random
return f;
}
}
return null;
}
// call ,14 for android4.0
if (Build.VERSION.SDK_INT >= 14) {
File sd = findSDCARD(extFile);
}