title: Convert base64 to image and save it in temp folder flutter
body: <p>I have base64 string of image like <em>/9j/4AAQSkZJRgABAQAAAQABAAD/2wBDAA0JCgsKCA0LCgsODg0PEyAVExISEyccHhcgLikxMC4pLSwzOko+MzZGNywtQFdBRkxOUlNSMj5aYVpQYEpRUk//....</em></p>
  
  <p>What I want to do is to save this image in temp folder and use that file address for showing image in my app.</p>
  
  <p>How can I do that?</p>