JSFiddle - React, Tailwind, and code Playground

HTML

<script src="https://code.jquery.com/jquery-1.11.3.min.js"></script>
<input type="text" />

JavaScript

$('input').keyup(function(e){
  $(this).val(function() {
    var val = this.value;
    return val.replace(/(\.)+/g, function(char, str) {
      return str;
    });
  });
});