试图建立一个购物车，并要显示折扣价格和旧价格想要将其显示为图像

Trying to build a shopping cart and want to display discounted price and for old price want to show it as in image

推荐答案

做到这一点：

   TextView someTextView = (TextView) findViewById(R.id.some_text_view); 
   someTextView.setText(someString); // SomeString = your old price
   someTextView.setPaintFlags(someTextView.getPaintFlags() | Paint.STRIKE_THRU_TEXT_FLAG);