Tom Select
Custom Option and Item HTML
This example provides a simple demonstration of how to override the default templates for options and items along with proper use of the escape()
method.
HTML Preview
<select id="select-links" multiple placeholder="Pick some links..."></select>
Javascript Preview
new TomSelect('#select-links', {
valueField: 'id',
searchField: 'title',
options: [
{ id: 1, title: 'DIY', url: 'https://diy.org' },
{ id: 2, title: 'Google', url: 'http://google.com' },
{ id: 3, title: 'Yahoo', url: 'http://yahoo.com' },
],
render: {
option: function (data, escape) {
return '' +
'' + escape(data.title) + '' +
'' + escape(data.url) + '' +
'';
},
item: function (data, escape) {
return '' + escape(data.title) + '';
}
}
});
Email Contacts
An example showing how you might go about creating contact selector like those used in Email apps.
HTML Preview
<select id="select-to" class="contacts" placeholder="Pick some people..."></select>
Javascript Preview
var REGEX_EMAIL = '([a-z0-9!#$%&\'*+/=?^_`{|}~-]+(?:\.[a-z0-9!#$%&\'*+/=?^_`{|}~-]+)*@' +
'(?:[a-z0-9](?:[a-z0-9-]*[a-z0-9])?\.)+[a-z0-9](?:[a-z0-9-]*[a-z0-9])?)';
var formatName = function (item) {
return ((item.first || '') + ' ' + (item.last || '')).trim();
};
new TomSelect('#select-to', {
persist: false,
maxItems: null,
valueField: 'email',
labelField: 'name',
searchField: ['first', 'last', 'email'],
sortField: [
{ field: 'first', direction: 'asc' },
{ field: 'last', direction: 'asc' }
],
options: [
{ email: 'nikola@tesla.com', first: 'Nikola', last: 'Tesla' },
{ email: 'brian@thirdroute.com', first: 'Brian', last: 'Reavis' },
{ email: 'someone@gmail.com' },
{ email: 'example@gmail.com' },
],
render: {
item: function (item, escape) {
var name = formatName(item);
return '' +
(name ? '' + escape(name) + '' : '') +
(item.email ? '' + escape(item.email) + '' : '') +
'';
},
option: function (item, escape) {
var name = formatName(item);
var label = name || item.email;
var caption = name ? item.email : null;
return '' +
'' + escape(label) + '' +
(caption ? ' ' : '') +
'';
}
},
createFilter: function (input) {
var regexpA = new RegExp('^' + REGEX_EMAIL + '$', 'i');
var regexpB = new RegExp('^([^<]*)\<' + REGEX_EMAIL + '\>$', 'i');
return regexpA.test(input) || regexpB.test(input);
},
create: function (input) {
if ((new RegExp('^' + REGEX_EMAIL + '$', 'i')).test(input)) {
return { email: input };
}
var match = input.match(new RegExp('^([^<]*)\<' + REGEX_EMAIL + '\>$', 'i'));
if (match) {
var name = match[1].trim();
var pos_space = name.indexOf(' ');
var first = name.substring(0, pos_space);
var last = name.substring(pos_space + 1);
return {
email: match[2],
first: first,
last: last
};
}
alert('Invalid email address.');
return false;
}
});
Browser Defaults Validation
Browsers will prevent users from submitting this form unless the <select required>
field has a value. Your browser may display a message along the lines of "Please fill out this field" when trying to submit the form.
HTML Preview
<form>
<select id="select-person" placeholder="Select a person..." required>
<option value="">Select a person...</option>
<option value="4">Thomas Edison</option>
<option value="1">Nikola</option>
<option value="3">Nikola Tesla</option>
<option value="5">Arnold Schwarzenegger</option>
</select>
<div class="py-3">
<button type="submit" class="btn btn-primary">Submit</button>
</div>
</form>
Javascript Preview
// Browser Defaults
new TomSelect('#select-person', {
create: true,
sortField: {
field: 'text',
direction: 'asc'
}
});
Bootstrap Validation
With a few changes, you can enhance your communication with features provided by frameworks like Bootstrap.
HTML Preview
<form id="bootstrap-form" novalidate>
<select class="form-select" id="select-bootstrap" required placeholder="Select a person..." name="beast">
<option value="">Select a person...</option>
<option value="4">Thomas Edison</option>
<option value="1">Nikola</option>
<option value="3">Nikola Tesla</option>
<option value="5">Arnold Schwarzenegger</option>
</select>
<div class="invalid-feedback">
Please select a person
</div>
<div class="py-3">
<button type="submit" class="btn btn-primary">Submit</button>
</div>
</form>
Javascript Preview
//bootstrap validation
var my_select = new TomSelect('#select-bootstrap');
// Example starter JavaScript for disabling form submissions if there are invalid fields
var form = document.getElementById('bootstrap-form')
form.addEventListener('submit', function (event) {
// add was-validated to display custom colors
form.classList.add('was-validated')
if (!form.checkValidity()) {
event.preventDefault()
event.stopPropagation()
}
}, false)
Pattern Attribute
With a few changes, you can enhance your communication with features provided by frameworks like Bootstrap.
HTML Preview
<form id="bootstrap-form" novalidate>
<select class="form-select" id="select-bootstrap" required placeholder="Select a person..." name="beast">
<option value="">Select a person...</option>
<option value="4">Thomas Edison</option>
<option value="1">Nikola</option>
<option value="3">Nikola Tesla</option>
<option value="5">Arnold Schwarzenegger</option>
</select>
<div class="invalid-feedback">
Please select a person
</div>
<div class="py-3">
<button type="submit" class="btn btn-primary">Submit</button>
</div>
</form>
Javascript Preview
//bootstrap validation
var my_select = new TomSelect('#select-bootstrap');
// Example starter JavaScript for disabling form submissions if there are invalid fields
var form = document.getElementById('bootstrap-form')
form.addEventListener('submit', function (event) {
// add was-validated to display custom colors
form.classList.add('was-validated')
if (!form.checkValidity()) {
event.preventDefault()
event.stopPropagation()
}
}, false)
Data-* Attributes
Images can be added to option and item elements with custom render templates and data-* attributes
HTML Preview
<select id="data-attr">
<option value="chrome" data-src="https://cdn1.iconfinder.com/data/icons/logotypes/32/chrome-32.png">Google Chrome</option>
<option value="ffox" data-src="https://cdn0.iconfinder.com/data/icons/flat-round-system/512/firefox-32.png">Mozilla Firefox</option>
<option value="ie" data-src="https://cdn0.iconfinder.com/data/icons/flat-round-system/512/internet_explorer-32.png">Internet Explorer</option>
</select>
Javascript Preview
new TomSelect('#data-attr',{
render: {
option: function (data, escape) {
return `<div><img class="me-2" src="${data.src}">${data.text}</div>`;
},
item: function (item, escape) {
return `<div><img class="me-2" src="${item.src}">${item.text}</div>`;
}
}
});
Flag Lists
*Images can be added to option and item elements with custom render templates and data-* attributes
HTML Preview
<select id="data-flag">
<option value="Ascension Island" data-src="assets/images/flags/ac.svg">Ascension Island</option>
<option value="Andorra" data-src="assets/images/flags/ad.svg">Andorra</option>
<option value="United Arab Emirates" data-src="assets/images/flags/ae.svg">United Arab Emirates</option>
<option value="Afghanistan" data-src="assets/images/flags/af.svg">Afghanistan</option>
</select>
Javascript Preview
new TomSelect('.data-flag', {
render: {
option: function (data, escape) {
return `<div><img class="me-2 avatar-xxs rounded" src="${data.src}">${data.text}</div>`;
},
item: function (item, escape) {
return `<div><img class="me-2 avatar-xxs rounded" src="${item.src}">${item.text}</div>`;
}
}
});