title: set background color black to only characters and white color between two characters TextView
body: <p>how do i set background color black to only characters and white background color between the characters in only single TextView android studio <a href="https://i.stack.imgur.com/xqz25.png" rel="nofollow noreferrer">Example in image </a></p>
  
  <p>Like in image it shows A is having background color black and the space between A and B is having white background color. How can to achieve it?</p>
  
  <p><a href="https://i.stack.imgur.com/xqz25.png" rel="nofollow noreferrer"><img src="https://i.stack.imgur.com/xqz25.png" alt="enter image description here"></a></p>
  
  <p><a href="https://i.stack.imgur.com/xqz25.png" rel="nofollow noreferrer">enter image description here</a></p>