JSFiddle - React, Tailwind, and code Playground

HTML

<div ng-app="demoApp">
    <div ng-controller="nazwaKontrolera">
        {{q}}
    </div>
</div>

JavaScript

var app = angular.module('demoApp', []);


app.controller('nazwaKontrolera', function($scope) {
    $scope.q = 'Mój pierwszy kontroller!'
})