获取手机SDcard大小

public static long isAvaiableSpace() { long availableSpare = 0; if (android.os.Environment.getExternalStorageState().equals(android.os.Environment.MEDIA_MOUNTED)) { String sdcard = Environment.getExternalStorageDirectory().getPath(); StatFs statFs = new StatFs(sdcard); long blockSize = statFs.getBlockSize(); long blocks = statFs.getAvailableBlocks(); availableSpare = (blocks * blockSize) / (1024 * 1024); System.out.println("剩余空间availableSpare = " + availableSpare); Log.d("剩余空间", "availableSpare = " + availableSpare); } return availableSpare; }