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Wednesday, January 19, 2022

AngularJS Form Validation

AngularJS Form Validation

angularjs CDN
https://angularjs.org/ Version 1.8.2 https://ajax.googleapis.com/ajax/libs/angularjs/1.8.2/angular.min.js
index.html
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//index.html
<!DOCTYPE html>
<html lang="en" ng-app="formvalidation">
<head>
<meta charset="utf-8">
<title>AngularJS Form Validation</title>
<link href="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.7/css/bootstrap.min.css" rel="stylesheet">
<script src="https://ajax.googleapis.com/ajax/libs/angularjs/1.8.2/angular.min.js"></script>
<style type="text/css">
.errortext{
    color:red;
}
</style>
</head>
<body ng-controller="cntform">
<h1 class="page-header text-center">AngularJS Form Validation</h1>
<div class="signup-form">
    <form role="form" name="myForm" novalidate>
        <h2>Register</h2>
        <p class="hint-text">Create your account. It's free and only takes a minute.</p>
        <div class="form-group">
            <input type="text" class="form-control" name="username" placeholder="Username" ng-minlength="10" ng-maxlength="30" ng-pattern="/^[a-zA-Z0-9_]*$/" ng-model="user.username" required autofocus>
            <div class="errortext" ng-show="myForm.username.$dirty && myForm.username.$invalid">
                <span ng-show="myForm.username.$error.required">Username is required</span>
                <span ng-show="myForm.username.$error.minlength">Username must contain atleast 10 characters</span>
                <span ng-show="myForm.username.$error.maxlength">Username should not be greater than 30 characters</span>
                <span ng-show="myForm.username.$error.pattern && !myForm.username.$error.minlength && !myForm.username.$error.maxlength">Only letters, numbers and underscore allowed</span>
            </div>
        </div>
        <div class="form-group">
            <div class="row">
                <div class="col-xs-6">
                    <input type="text" class="form-control" name="firstname" placeholder="Firstname" ng-model="user.firstname" required>
                    <div class="errortext" ng-show="myForm.firstname.$dirty && myForm.firstname.$invalid">
                        <span ng-show="myForm.firstname.$error.required">Firstname is required</span>
                    </div>
                </div>
                <div class="col-xs-6">
                    <input  type="text" class="form-control" name="lastname" placeholder="Lastname" ng-model="user.lastname" required>
                    <div class="errortext" ng-show="myForm.lastname.$dirty && myForm.lastname.$invalid">
                        <span ng-show="myForm.lastname.$error.required">Lastname is required</span>
                    </div>
                </div>
            </div>           
        </div>
        <div class="form-group">
            <input  type="email" class="form-control" name="email" placeholder="Email" ng-model="user.email" required>
            <div class="errortext" ng-show="myForm.email.$dirty && myForm.email.$invalid">
                <span ng-show="myForm.email.$error.required">Email is required</span>
                <span ng-show="myForm.email.$error.email">Invalid email format</span>
            </div>
        </div>       
        <div class="form-group">
            <input type="url" class="form-control" name="url" placeholder="Website" ng-model="user.website" required>
            <div class="errortext" ng-show="myForm.url.$dirty && myForm.url.$invalid">
                <span ng-show="myForm.url.$error.required">Website is required</span>
                <span ng-show="myForm.url.$error.url">Input a valid website</span>
            </div>
        </div>
        <div class="form-group">
            <input type="password" class="form-control" name="password" placeholder="Password" ng-model="user.password" required>
            <div class="errortext" ng-show="myForm.password.$dirty && myForm.password.$invalid">
                <span ng-show="myForm.password.$error.required">Password is required</span>
            </div>
        </div>
        <div class="form-group">
            <input type="password" class="form-control" name="repassword" placeholder="Re-type Password" ng-model="user.repassword" required>
            <div class="errortext" ng-show="myForm.repassword.$dirty && myForm.repassword.$invalid || myForm.repassword.$dirty && user.repassword != user.password">
                <span ng-show="myForm.repassword.$error.required">Re-type password is required</span>
                <span ng-show="!myForm.repassword.$error.required && user.repassword != user.password">Password did not match</span>
            </div>
        </div>       
        <div class="form-group">
            <label class="checkbox-inline"><input type="checkbox" required="required"> I accept the <a href="#">Terms of Use</a> & <a href="#">Privacy Policy</a></label>
        </div>
        <div class="form-group">
            <button type="button" class="btn btn-success btn-lg btn-block" ng-disabled="myForm.$invalid || user.repassword != user.password" ng-click="submit()"><span class="glyphicon glyphicon-check"></span> Register Now</button>
        </div>
         
        <div class="alert alert-success text-center" ng-show="valid">
            <button type="button" class="close" ng-click="close()"><span aria-hidden="true">×</span></button>
            <span class="glyphicon glyphicon-check"></span> Form Validated
        </div>
         
    </form>
    <div class="text-center">Already have an account? <a href="#">Sign in</a></div>
</div>
<script>
var app = angular.module('formvalidation', []);
app.controller('cntform', function($scope){
    $scope.valid = false;
    $scope.submit = function(){
        $scope.valid = true;
    }
    $scope.close = function(){
        $scope.valid = false;
    }
});
</script>
<style>
    body {
        color: #fff;
        background: #63738a;
        font-family: 'Roboto', sans-serif;
    }
    .form-control{
        height: 40px;
        box-shadow: none;
        color: #969fa4;
    }
    .form-control:focus{
        border-color: #5cb85c;
    }
    .form-control, .btn{       
        border-radius: 3px;
    }
    .signup-form{
        width: 400px;
        margin: 0 auto;
        padding: 30px 0;
    }
    .signup-form h2{
        color: #636363;
        margin: 0 0 15px;
        position: relative;
        text-align: center;
    }
    .signup-form h2:before, .signup-form h2:after{
        content: "";
        height: 2px;
        width: 30%;
        background: #d4d4d4;
        position: absolute;
        top: 50%;
        z-index: 2;
    }  
    .signup-form h2:before{
        left: 0;
    }
    .signup-form h2:after{
        right: 0;
    }
    .signup-form .hint-text{
        color: #999;
        margin-bottom: 30px;
        text-align: center;
    }
    .signup-form form{
        color: #999;
        border-radius: 3px;
        margin-bottom: 15px;
        background: #f2f3f7;
        box-shadow: 0px 2px 2px rgba(0, 0, 0, 0.3);
        padding: 30px;
    }
    .signup-form .form-group{
        margin-bottom: 20px;
    }
    .signup-form input[type="checkbox"]{
        margin-top: 3px;
    }
    .signup-form .btn{       
        font-size: 16px;
        font-weight: bold;     
        min-width: 140px;
        outline: none !important;
    }
    .signup-form .row div:first-child{
        padding-right: 10px;
    }
    .signup-form .row div:last-child{
        padding-left: 10px;
    }      
    .signup-form a{
        color: #fff;
        text-decoration: underline;
    }
    .signup-form a:hover{
        text-decoration: none;
    }
    .signup-form form a{
        color: #5cb85c;
        text-decoration: none;
    }  
    .signup-form form a:hover{
        text-decoration: underline;
    } 
</style>
</body>
</html>

Posted by ednalan at 8:56 PM . Under .

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