JSFiddle - React, Tailwind, and code Playground

HTML

<div ng-app="app" ng-controller="AngularWayChangeDataCtrl as showCase">
  <input type='text' ng-model="showCase.demo" /> {{showCase.demo}}
</div>

JavaScript

function MyController($scope) {
  var vm = this;
  vm.demo = "Manoj";
};

var app = angular.module("app", []);
app.controller("AngularWayChangeDataCtrl", MyController);