<?php
use phpformbuilder\Form;
use phpformbuilder\Validator\Validator;
/* =============================================
start session and include form class
============================================= */
session_start();
include_once rtrim($_SERVER['DOCUMENT_ROOT'], DIRECTORY_SEPARATOR) . '/phpformbuilder/Form.php';
/* =============================================
validation if posted
============================================= */
if ($_SERVER["REQUEST_METHOD"] == "POST" && Form::testToken('validation-with-jquery-example-form') === true) {
// create validator & auto-validate required fields
$validator = Form::validate('validation-with-jquery-example-form');
// additional validation
$validator->maxLength(100)->validate('message');
$validator->email()->validate('user-email');
// check for errors
if ($validator->hasErrors()) {
$_SESSION['errors']['validation-with-jquery-example-form'] = $validator->getAllErrors();
} else {
$email_config = array(
'sender_email' => 'contact@phpformbuilder.pro',
'sender_name' => 'Php Form Builder',
'recipient_email' => addslashes($_POST['user-email']),
'subject' => 'Php Form Builder - Validation with jQuery Example Form',
'filter_values' => 'validation-with-jquery-example-form, captcha'
);
$sent_message = Form::sendMail($email_config);
Form::clear('validation-with-jquery-example-form');
}
}
/* ==================================================
The Form
================================================== */
$form = new Form('validation-with-jquery-example-form', 'horizontal', 'novalidate', 'bs4');
$form->setMode('development');
$form->startFieldset('Validation using Native HTML5 fieldtypes / attributes', '', 'class=text-center mb-4');
/* =============================================
Validation using Native HTML5 fieldtypes
============================================= */
// Not Empty
$form->addInput('text', 'required-field', '', 'Not Empty', 'required');
// Email
$form->addInput('email', 'user-email', '', 'Email', 'required');
// URL
$form->addInput('url', 'user-url', '', 'Url', 'required');
// Textarea Not Empty
$form->addTextarea('message', '', 'Textarea Not Empty', 'rows=7, required');
// Range
$form->addHelper('Range between 5 & 50', 'user-range');
$form->addInput('range', 'user-range', '', 'Range', 'min=5, max=50');
// Color
$form->addInput('color', 'user-color', '#33cc33', 'Color');
// Min
$form->addInput('number', 'user-min-number', '', 'Number Min. 50', 'min=50');
// Max
$form->addInput('number', 'user-max-number', '', 'Number Max. 50', 'max=50');
// Min Length / Max Length
$form->addInput('text', 'minlenght-maxlength-field', '', 'Min / Max Length', 'minlength=10, maxlength=20');
// Pattern
$form->addHelper('Lowercase only', 'user-pattern');
$form->addInput('text', 'user-pattern', '', 'Pattern', 'pattern=^[a-z]+$');
// Radio
$form->addRadio('radio-buttons', 'Yes', 'Yes');
$form->addRadio('radio-buttons', 'No', 'No');
$form->printRadioGroup('radio-buttons', 'Radio buttons', true, 'required');
$form->endFieldset();
$form->startFieldset('Validation using Custom HTML5 attributes (data)', '', 'class=text-center mb-4');
/* =============================================
Validation using Custom HTML5 attributes
============================================= */
// Choices
$form->addHelper('1 - 3 programming languages', 'choices');
$form->addCheckbox('choices', 'Java', 'Java', 'data-fv-choice, data-fv-choice___min=1, data-fv-choice___max=3, data-fv-choice___message=Please choose 1 - 3 programming languages');
$form->addCheckbox('choices', 'C/C++', 'C/C++');
$form->addCheckbox('choices', 'PHP', 'PHP');
$form->addCheckbox('choices', 'Perl', 'Perl');
$form->addCheckbox('choices', 'Ruby', 'Ruby');
$form->addCheckbox('choices', 'Python', 'Python');
$form->printCheckboxGroup('choices', 'Choices', true, 'required');
// Credit card number
$form->addInput('text', 'user-ccnum', '', 'Credit card number', 'data-fv-credit-card');
// Different
$form->addInput('text', 'user-different-fields-1', '', 'Different field 1');
$form->addInput('text', 'user-different-fields-2', '', 'Different field 2');
// Digits
$form->addInput('text', 'user-digits', '', 'Digits', 'data-fv-digits');
// EAN
$form->addInput('text', 'user-ean', '', 'EAN', 'data-fv-ean');
// Greater than
$form->addInput('number', 'user-number-greater-than', '', 'Number greater than 50', 'data-fv-greater-than, data-fv-greater-than___min=50');
// Hexadecimal number
$form->addInput('text', 'user-hex', '', 'Hexadecimal number', 'data-fv-hex');
// Identical
$form->addInput('password', 'user-pass', '', 'Password');
$form->addInput('password', 'user-pass-confirm', '', 'Confirm Password');
// Integer
$form->addInput('number', 'user-number', '', 'Integer', 'data-fv-integer');
// IP
$form->addInput('text', 'user-ip', '', 'IP', 'data-fv-ip');
// Phone
$form->addInput('text', 'user-phone', '', 'Phone (US)', 'data-fv-phone, data-fv-phone___country=US');
// Siren
$form->addInput('text', 'user-siren', '', 'SIREN', 'data-fv-siren');
// Siret
$form->addInput('text', 'user-siret', '', 'SIRET', 'data-fv-siret');
// lowercase
$form->addInput('text', 'user-lowercase', '', 'lowercase', 'data-fv-string-case, data-fv-string-case___case=lower');
// UPPERCASE
$form->addInput('text', 'user-uppercase', '', 'UPPERCASE', 'data-fv-string-case, data-fv-string-case___case=upper');
// Min/Max length
$form->addInput('text', 'user-stringlength', '', 'Min/Max length', 'data-fv-string-length, data-fv-string-length___min=10, data-fv-string-length___max=20');
// VAT
$form->addInput('text', 'user-vat', '', 'VAT (GB)', 'data-fv-vat, data-fv-vat___country=GB');
// Iban
$form->addInput('text', 'user-Iban', '', 'IBAN', 'placeholder=Iban, data-fv-iban');
// Zipcode
$form->addInput('text', 'user-zipcode', '', 'Zipcode (GB)', 'data-fv-zip-code, data-fv-zip-code___country=GB');
// Reset / Submit
$form->setCols(0, 12);
$form->centerContent();
$form->addBtn('reset', 'reset-btn', 1, 'Reset <i class="fas fa-ban ml-2" aria-hidden="true"></i>', 'class=btn btn-warning', 'my-btn-group');
$form->addBtn('submit', 'submit-btn', 1, 'Send <i class="fas fa-envelope ml-2" aria-hidden="true"></i>', 'class=btn btn-primary, data-ladda-button=true, data-style=zoom-in', 'my-btn-group');
$form->printBtnGroup('my-btn-group');
$form->endFieldset();
// Pretty checkbox plugin
$options = [
'color' => 'primary',
'animations' => 'smooth'
];
$form->addPlugin('pretty-checkbox', '#validation-with-jquery-example-form', 'default', $options);
// Javascript validation
$form->addPlugin('formvalidation', '#validation-with-jquery-example-form');
?>
<!DOCTYPE html>
<html lang="en-US">
<head>
<meta charset="utf-8">
<meta http-equiv="X-UA-Compatible" content="IE=edge">
<meta name="viewport" content="width=device-width, initial-scale=1, shrink-to-fit=no">
<title>Bootstrap 4 Form with jQuery Live Validation - How to create PHP forms easily</title>
<meta name="description" content="Bootstrap 4 Form Generator - how to create form with jQuery live validation using Php Form Builder">
<link rel="canonical" href="https://www.phpformbuilder.pro/templates/bootstrap-4-forms/validation-with-javascript-example-form.php" />
<!-- Bootstrap 4 CSS -->
<link rel="stylesheet" href="https://cdn.jsdelivr.net/npm/bootstrap@4.6.0/dist/css/bootstrap.min.css" integrity="sha384-B0vP5xmATw1+K9KRQjQERJvTumQW0nPEzvF6L/Z6nronJ3oUOFUFpCjEUQouq2+l" crossorigin="anonymous">
<!-- Font awesome icons -->
<link rel="stylesheet" href="https://use.fontawesome.com/releases/v5.15.4/css/solid.css" integrity="sha384-Tv5i09RULyHKMwX0E8wJUqSOaXlyu3SQxORObAI08iUwIalMmN5L6AvlPX2LMoSE" crossorigin="anonymous">
<link rel="stylesheet" href="https://use.fontawesome.com/releases/v5.15.4/css/fontawesome.css" integrity="sha384-jLKHWM3JRmfMU0A5x5AkjWkw/EYfGUAGagvnfryNV3F9VqM98XiIH7VBGVoxVSc7" crossorigin="anonymous">
<?php $form->printIncludes('css'); ?>
</head>
<body>
<h1 class="text-center">Php Form Builder - Form with jQuery Live Validation<br><small>real time validation using jQuery validator plugin</small></h1>
<div class="container">
<div class="row justify-content-center">
<div class="col-md-11 col-lg-10">
<div class="text-center mb-5">
<a href="https://www.phpformbuilder.pro/documentation/class-doc.php#javascript-validation-getting-started" class="btn btn-secondary btn-sm"><strong>Javascript Validation plugin</strong> - documentation here <i class="fas fa-arrow-right ml-2"></i></a>
</div>
<?php
if (isset($sent_message)) {
echo $sent_message;
}
$form->render();
?>
</div>
</div>
</div>
<!-- jQuery -->
<script src="https://code.jquery.com/jquery-3.6.0.min.js" integrity="sha256-/xUj+3OJU5yExlq6GSYGSHk7tPXikynS7ogEvDej/m4=" crossorigin="anonymous"></script>
<!-- Bootstrap 4 JavaScript -->
<script src="https://cdn.jsdelivr.net/npm/bootstrap@4.6.0/dist/js/bootstrap.bundle.min.js" integrity="sha384-Piv4xVNRyMGpqkS2by6br4gNJ7DXjqk09RmUpJ8jgGtD7zP9yug3goQfGII0yAns" crossorigin="anonymous"></script>
<?php
$form->printIncludes('js');
$form->printJsCode();
?>
<script>
var form = forms['validation-with-jquery-example-form'];
/* create a callback function to add the validators that we can't add with data-attributes */
var fvCallback = function() {
/* add the "different" validator to "user-different-fields-2" */
form.fv.addField(
'user-different-fields-2', {
validators: {
different: {
compare: function() {
return document.getElementById('user-different-fields-1').value;
},
message: 'The "Different field 2" must not be the same as "Different field 1"'
}
}
}
);
form.fv.addField(
'user-pass-confirm', {
validators: {
identical: {
compare: function() {
return document.getElementById('#user-pass').value;
},
message: '"Password" & "Confirm Password" must be identical'
}
}
}
);
};
</script>
</body>
</html>