Overview
The Blazor Split Button triggers a default action when the primary button is clicked and provides a list of actions when the dropdown button is clicked. It has built-in support for icons and their positioning, varied sizes, disabling items, separators, RTL, and UI customization.
Blazor Split Button code example
Easily get started with the Blazor Split Button using a few simple lines of C# code, as demonstrated in the following. Also explore our Blazor Split Button example that shows you how to render and configure the Split Button in Blazor.
@using Syncfusion.Blazor.SplitButtons
<SfSplitButton Content="Paste">
<DropDownMenuItems>
<DropDownMenuItem Text="Paste"></DropDownMenuItem>
<DropDownMenuItem Text="Paste Special"></DropDownMenuItem>
<DropDownMenuItem Text="Paste as Formula"></DropDownMenuItem>
<DropDownMenuItem Text="Paste as Hyperlink"></DropDownMenuItem>
</DropDownMenuItems>
</SfSplitButton>Split Button size
You can make use of different split button sizes, default and small.
Menu items with icons
Users tend to perceive visual information better than text. The Blazor Split Button has built-in options to include an icon to the left of or above the text and provide an icon-only button.
Pop-up menu
The pop-up is a toggleable container that holds a list of action items or custom content that will open or close when the button is clicked. You can customize all the items in a pop-up.


Menu divider and separator
You can use a horizontal line separator to represent similar action items as a group within the list of available items.
Built-in themes
The Blazor Split Button supports built-in themes such as Bootstrap 5, Tailwind CSS, Fluent, high contrast, and more. Users can customize these built-in themes or create new themes to achieve the desired look and feel either by simply overriding SASS variables or using the Theme Studio application.
Web accessibility
- Fully supports WAI-ARIA accessibility to work with screen readers and assistive devices.
- Follows WAI-ARIA best practices for implementing keyboard interaction.
- Follows WCAG 2.0 standards in design of the UI element visuals such as foreground color, background color, line spacing, text, and images.
- Supports right-to-left (RTL) text direction for users working in right-to-left languages like Hebrew, Arabic, or Persian.
Developer-friendly APIs
In the Blazor Split Button, you have control over all the UI elements and behaviors. You can provide the best user experience to users through a rich set of developer-friendly APIs.
Other supported frameworks
The Split Button is available for the React, Angular, JavaScript, and Vue frameworks. Explore its platform-specific options through the following links: