JSFiddle - React, Tailwind, and code Playground

HTML

<script src="http://cdn.bootcss.com/angular.js/1.3.14/angular.js"></script>
<body>
<div ng-app="myApp" ng-controller="myCtrl">
    firstName: <input type="text" ng-model="firstName"></br>
    lastName: <input type="text" ng-model="lastName"></br>

    fullname:{{firstName +"  "+lastName}}</br>

    text:{{fullName()}}</br>


</div>


<script>
    var app = angular,module('myApp',[]);
    app.controller('myCtrl',function($scope){
        $scope.firstName = "John";
        $scope.lastName = "Doe";
        $scope.fullName = function(){
            return $scope.firstName + " " + $scope.lastName;
        }
    });
</script>
</body>