formvalidation
Version:
The best jQuery plugin to validate form fields. Support Bootstrap, Foundation, Pure, SemanticUI, UIKit and custom frameworks
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HTML
<html>
<head>
<title>FormValidation demo</title>
<link rel="stylesheet" href="../vendor/bootstrap/css/bootstrap.css"/>
<link rel="stylesheet" href="../dist/css/formValidation.css"/>
<script type="text/javascript" src="../vendor/jquery/jquery.min.js"></script>
<script type="text/javascript" src="../vendor/bootstrap/js/bootstrap.min.js"></script>
<script type="text/javascript" src="../dist/js/formValidation.js"></script>
<script type="text/javascript" src="../dist/js/framework/bootstrap.js"></script>
</head>
<body>
<div class="container">
<div class="row">
<div class="col-lg-8 col-lg-offset-2">
<div class="page-header">
<h2>Using events</h2>
<p class="lead">The captcha is regenerated if the input is not valid</p>
</div>
<form id="form" method="post" class="form-horizontal" action="target.php">
<div class="form-group">
<label class="col-lg-3 control-label">Full name</label>
<div class="col-lg-5">
<input type="text" class="form-control" name="fullName" />
</div>
</div>
<div class="form-group">
<label class="col-lg-3 control-label" id="captchaOperation"></label>
<div class="col-lg-2">
<input type="text" class="form-control" name="captcha" />
</div>
</div>
<div class="form-group">
<div class="col-lg-9 col-lg-offset-3">
<button type="submit" class="btn btn-primary">Submit</button>
</div>
</div>
</form>
</div>
</div>
</div>
<script type="text/javascript">
$(document).ready(function() {
// Generate a simple captcha
function randomNumber(min, max) {
return Math.floor(Math.random() * (max - min + 1) + min);
};
function generateCaptcha() {
$('#captchaOperation').html([randomNumber(1, 100), '+', randomNumber(1, 200), '='].join(' '));
};
generateCaptcha();
$('#form')
.formValidation({
message: 'This value is not valid',
icon: {
valid: 'glyphicon glyphicon-ok',
invalid: 'glyphicon glyphicon-remove',
validating: 'glyphicon glyphicon-refresh'
},
fields: {
fullName: {
validators: {
notEmpty: {
message: 'The full name is required'
}
}
},
captcha: {
validators: {
callback: {
message: 'Wrong answer',
callback: function(value, validator, $field) {
var items = $('#captchaOperation').html().split(' '), sum = parseInt(items[0]) + parseInt(items[2]);
return value == sum;
}
}
}
}
}
})
.on('err.form.fv', function(e) {
var $form = $(e.target),
formValidation = $form.data('formValidation');
if (!formValidation.isValidField('captcha')) {
// The captcha is not valid
// Regenerate the captcha
generateCaptcha();
}
});
});
</script>
</body>
</html>