安卓開發中SpannableString之富文本顯示效果

           SpannableString spannableString;
            if ("1".equals(mListData.get(position).arrive_num)) {
                spannableString = new SpannableString("未預約-首次見面");
            } else {
                spannableString = new SpannableString(String.format("未預約-%1$s次見面", mListData.get(position).arrive_num));
            }
            ForegroundColorSpan foregroundColorSpan = new ForegroundColorSpan(mActivity.getResources().getColor(R.color.textcolor_FFF31D1D));
            spannableString.setSpan(foregroundColorSpan, 0, 3, Spanned.SPAN_INCLUSIVE_EXCLUSIVE);
            holder.order_arrival.setText(spannableString);

設置前三個字的字體顏色！