title: How to Change Button text depending on textfield?
body: <p><a href="https://i.stack.imgur.com/w7LyZ.gif" rel="nofollow noreferrer">enter image description here</a></p>
  <p>Here I want to change the button which depends on a text field, like when the text field is filled then show the button C, and when clicked the C button then change the button name C to AC and also need to change text field fill to empty.</p>