title: How auto format text when copy + paste in react
body: <p>i wonder how i can format text when user paste to input in react. </p>
  
  <p>What i need: </p>
  
  <p>eg: i have this codes </p>
  
  <p>10202 20192 29192  </p>
  
  <p>i want when paste to input auto add comma after last character so it will be: </p>
  
  <p>10202, 20192, 29192  </p>