JavaScript MultiSelect Dropdown With Bootstrap Theme
- A quick replacement of the HTML select element with multiple selection.
- Built-in check box support with a Select All option for easy interactions.
- Built-in support for filtering, hierarchical data binding, grouping, tagging, selection limits, and UI customization with templates.

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Overview
The JavaScript MultiSelect Dropdown is a quick replacement for the HTML select tag for selecting multiple values. HTML MultiSelect Dropdown is a textbox control that allows the user to type or select multiple values from a list of predefined options. It has several out-of-the-box features such as data binding, filtering, grouping, tagging with custom values, and checkbox mode.
JavaScript MultiSelect Dropdown Code Example
Easily get started with the JavaScript MultiSelect Dropdown using a few simple lines of HTML and TS code example as demonstrated below. Also explore ourJavaScript MultiSelect Dropdown Example that shows you how to render and configure a MultiSelect Dropdown in JavaScript.
<divid='container'style="margin:0 auto; width:300px;"><!--element which is going to render the MultiSelect--><inputtype="text"tabindex="1"id='select'/></div>
import{MultiSelect}from'@syncfusion/ej2-dropdowns';// initialize MultiSelect componentletmsObject:MultiSelect=newMultiSelect();// render initialized MultiSelectmsObject.appendTo('#select');
Data binding
You can bind data from a variety of data sources like an array of primitive data, JSON data collections, or a remote data source using various kinds of adaptors such as OData, OData V4, URL, JSON, and Web API. This uses JavaScript data manager to manage data and has customization option for data request and processing.

Render modes
Various render modes are available to visualize selected items.

Chip mode (box mode)
Selected items are displayed as a chip (box) type in the Multi Select input box.

Delimiter mode
The selected items are displayed with a delimiter character in the MultiSelect input box.

Hybrid mode(default mode)
By default, the selected items are displayed as chip type when the control is in focus. Otherwise, they’re displayed with a delimiter character.
Filtering and searching
The JavaScript MultiSelect Dropdown has built-in filtering support with a rich set of filtering configurations available.

Custom filtering
The JavaScript MultiSelect Dropdown filter query can be customized. You can also use your own filter libraries to filter data like Fuzzy search.

Diacritic sensitive search
The JavaScript MultiSelect Dropdown control has built-in diacritic character sensitivity support. This behavior can be turned on or off.

Filter settings
The filter search can be customized with case sensitivity, and the number of characters needed to make the filter search can be set.
UI customization with templates
Use templates to change the appearance of the selection pop-up list items, the header and footer of the selection pop-up list, and the Multi select Dropdown in HTML5 input box selected values.

Header template
Design your own header for a pop-up list using a header template.

Item template
Define the custom appearance of each list item using an item template.

Footer template
Design your own custom footer for a pop-up list using footer template.

Value template
Define the custom appearance of selected values using a value template.

Empty record template
Configure the custom look of a pop-up list when no items are available to display in the filter search functionality.
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MultiSelect items icons
Each list item of a pop-up list can be configured with a custom icon or image to improve readability and visualization.

MultiSelect Dropdown check box
The HTML5/JavaScript MultiSelect Dropdown control has check box support. Enabling a check box on each item helps the user handle multiple selected values. It also has Select All option.
Selection limit
You can limit the number of items that can be selected in a drop-down.

Chip customization
You can customize the selected chip (value) element appearance on value selection action.
Tagging custom value
Tag the new values that are not present in the predefined list.


Grouping with category
Group the popup list items with the corresponding category which masks easy to pick the item quickly from the dropdown, also increase the visual experience of the user.
Pop-up dimension
The width and height of a pop-up option list are customizable.


HTML form support
The HTML5/JavaScript MultiSelect Dropdown is a form control, seamlessly supporting HTML forms and obtaining values on form submission.
Sortable list items
You can display items in the ascending or descending order in a popup list.

Responsive MultiSelect Dropdown
A responsive mode gives an adaptive, redesigned UI appearance for mobile devices and recognizes touch gestures.
Developer-friendly APIs
Developers can customize all UI elements and control their behaviors using the control’s rich set of client-side APIs.
Built-in themes
The HTML5 MultiSelect control is shipped with several built-in themes such as Material, Bootstrap, Fabric (Office 365), Tailwind CSS, and High Contrast.Customize any one of these built-in themes or create new themes by either simply overriding SASS variables or using ourTheme Studio application.
Accessibility
Fully supportsWAI-ARIA accessibility that makes list view accessible to on-screen readers and assistive devices.
FollowsWAI-ARIA best practices best practices for implementing keyboard interaction.
FollowsWCAG 2.0standard in design for the UI element visuals such as foreground color, background color, line spacing, text, and images.
Supports right-to-left (RTL) direction for users working in right-to-left languages like Hebrew, Arabic, or Persian.
Other supported frameworks
The MultiSelect Dropdown component is also available in Blazor, React, Angular, and Vue frameworks. Check out the different MultiSelect Dropdown platforms from the links below,
Supported browsers
The JavaScript MultiSelect Dropdown works well with all modern web browsers such as Chrome, Firefox, Microsoft Edge, Safari, and Opera.

Not sure how to create your first JavaScript MultiSelect DropDown? Our documentation can help.
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Frequently Asked Questions
✅ Why should you choose Syncfusion JavaScript MultiSelect DropDown?
- A quick replacement of the HTML select element with multiple selection.
Built-incheck box support with a Select All option for easy interactions.
Built-in support forfiltering,hierarchical data binding,grouping, tagging, selection limits, andUI customization with templates.
- Supports standard Syncfusion themes which include Bootstrap v5 and Tailwind CSS.
- Allows multiple render modes, floating labels options, sortable list items, and customizable popup dimension.
- Highly customizable interface with web accessibility features.
Simple configuration and API.
- Supports all modern browsers.
- Mobile-touch friendly and responsive.
- One of the best JavaScript MultiSelect DropDown in the market that offers feature-rich UI to interact with the software.
Extensivedemos anddocumentation to learn quickly and get started with JavaScript MultiSelect DropDown.
✅ Where can I find the Syncfusion JavaScript MultiSelect DropDown demo?
You can find ourJavaScript MultiSelect DropDown demo, which demonstrates how to render and configure the MultiSelect Dropdown.
✅ Can I download and utilize the Syncfusion JavaScript MultiSelect DropDown for free?
No, this is a commercial product and requires a paid license. However, afree community license is also available for companies and individuals whose organizations have less than $1 million USD in annual gross revenue, 5 or fewer developers, and 10 or fewer total employees.
✅ How do I get started with Syncfusion JavaScript MultiSelect DropDown?
A good place to start would be our comprehensivegetting started documentation.
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