JSFiddle - React, Tailwind, and code Playground

by Jacky Xu

HTML

<script src="https://cdn.bootcss.com/angular.js/1.3.14/angular.js"></script>
<body>
     <h2>Validation Example</h2>

    <form ng-app="myApp" ng-controller="validateCtrl" name="myForm" novalidate>
        <p>Username:
            <br/>
            <input type="text" name="user" ng-model="user" required/> <span style="color:red" ng-show="myForm.user.$dirty && myForm.user.$invalid">
  <span ng-show="myForm.user.$error.required">Username is required.</span>
</span>
        </p>
        <p>Email:
            <br>
            <input type="email" name="email" ng-model="email" required/> <span style="color:red" ng-show="myForm.email.$dirty && myForm.email.$invalid">
  <span ng-show="myForm.email.$error.required">Email is required.</span>
 <span ng-show="myForm.email.$error.email">Invalid email address.</span>
</span>
        </p>
        <p>
            <input type="submit" ng-disabled="myForm.user.$dirty && myForm.user.$invalid ||
  myForm.email.$dirty && myForm.email.$invalid" />
        </p>
    </form>
    <script>
        var app = angular.module('myApp', []);
        app.controller('validateCtrl', function($scope) {
            $scope.user = 'John Doe';
            $scope.email = '[email protected]';
        });
    </script>
</body>