Use with the Bootstrap Tags Input plugin.
The Cities field requires to enter at least one city you like most.
The Countries field requires to enter 2-4 countries you like most.
<!-- Include Bootstrap-tagsinput CSS -->
<link rel="stylesheet" href="//cdn.jsdelivr.net/bootstrap.tagsinput/0.4.2/bootstrap-tagsinput.css" />
<!-- Include Bootstrap-tagsinput JS -->
<script src="//cdn.jsdelivr.net/bootstrap.tagsinput/0.4.2/bootstrap-tagsinput.min.js"></script>
<form id="bootstraptagsinputForm" method="post" class="form-horizontal">
<div class="form-group">
<label class="col-lg-3 control-label">Cities</label>
<div class="col-lg-5">
<input type="text" name="cities" class="form-control"
value="Hanoi" data-role="tagsinput" />
</div>
</div>
<div class="form-group">
<label class="col-lg-3 control-label">Countries</label>
<div class="col-lg-5">
<input type="text" name="countries" class="form-control"
value="Vietnam" data-role="tagsinput" />
</div>
</div>
<div class="form-group">
<div class="col-lg-5 col-lg-offset-3">
<button type="submit" class="btn btn-default">Validate</button>
</div>
</div>
</form>
$(document).ready(function () {
$('#bootstraptagsinputForm')
.find('[name="cities"]')
// Revalidate the cities field when it is changed
.change(function (e) {
$('#bootstraptagsinputForm').bootstrapValidator('revalidateField', 'cities');
})
.end()
.find('[name="countries"]')
// Revalidate the countries field when it is changed
.change(function (e) {
$('#bootstraptagsinputForm').bootstrapValidator('revalidateField', 'countries');
})
.end()
.bootstrapValidator({
excluded: ':disabled',
feedbackIcons: {
valid: 'glyphicon glyphicon-ok',
invalid: 'glyphicon glyphicon-remove',
validating: 'glyphicon glyphicon-refresh'
},
fields: {
cities: {
validators: {
notEmpty: {
message: 'Please enter at least one city you like the most.'
}
}
},
countries: {
validators: {
callback: {
message: 'Please enter 2-4 countries you like most.',
callback: function (value, validator) {
// Get the entered elements
var options = validator.getFieldElements('countries').tagsinput('items');
return (options !== null && options.length >= 2 && options.length <= 4);
}
}
}
}
}
});
});