title: how to make input type="password" show value after input or 1s later
body: <p>I need an effect like this</p>
  
  <p><img src="https://i.stack.imgur.com/6pQJT.png" alt="enter image description here"></p>
  
  <p>The number will change to "*" after  input a number or 1s later, and I also could get the password after change.</p>