title: How to implement image and text for bar button item
body: <p>The iPhone's default calendar program shows the "&lt;" and text at the same time in the navigator bar.</p>
  
  <p>I want to have image and text simultaneously as well.</p>
  
  <p>How is this implemented in Xcode?</p>
  
  <p><img src="https://i.stack.imgur.com/14QHq.png" alt="enter image description here"></p>