SharedPreferences简单使用

1.存

SharedPreferences sp = context.getSharedPreferences("mybound", Context.MODE_PRIVATE);
Editor editor = sp.edit();
editor.putString("serial_no", serial_no);
editor.commit();

2.取

SharedPreferences sp = = context.getSharedPreferences("mybound", Context.MODE_PRIVATE);

sp.getString("serial_no", "");