日期

  /**
     * 選擇日期
     */
    private void selectData() {
        new DatePickerDialog(MainActivity.this, new DatePickerDialog.OnDateSetListener() {

            @Override
            public void onDateSet(DatePicker view, int year, int monthOfYear, int dayOfMonth) {
                String date=String.format("%d-%d-%d", year,monthOfYear+1,dayOfMonth);

                tv_data.setText(date);
            }
        },2017, 5, 13).show();
    }
 

時間

   /**
     * 選擇時間
     */
    private void selectTime() {
        new TimePickerDialog(MainActivity.this, new TimePickerDialog.OnTimeSetListener() {

            @Override
            public void onTimeSet(TimePicker view, int hourOfDay, int minute) {
                String time = String.format("%d:%d", hourOfDay, minute);
                tv_time.setText(time);
            }

        },9,5,true).show();
    }