JSFiddle - React, Tailwind, and code Playground

HTML

<div ng-app>
    <div ng-controller="CTRL">
        <input type="text" ng-model="val1" />
        <input type="text" ng-model="val2" />
        <input type="text" value="{{val3}}" />
        <p>{{'Angular works!'}}</p>
    </div>
</div>

JavaScript

function CTRL ($scope) {
    $scope.val1 = 3;
    $scope.val2 = 4;
    $scope.val3 = $scope.val2+ $scope.val1;
}