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The ASP.NET Core Radio Button is a custom radio-type HTML5 input control for selecting one option from a list of predefined choices. It supports different states, sizes, labels, label positions, and UI customizations.

Radio Button Sizes

Use different sizes radio buttons (default, small, etc.) in your application.

Radio Button label

The label property is used to define the ASP.NET Core Radio Button caption. Position the label before or after the radio button.

Custom/Fancy Radio Button

The appearance of ASP.NET Core Radio Button UI can be customized.

Radio Button group

The ASP.NET Core Radio Button is used to select a single option from the logically grouped options set.

Forms support

Seamlessly supports HTML, template-driven (Angular), and reactive forms.

Built-in themes

The ASP.NET Core Radio button control 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.


Customize the look and feel of the Radio Button by changing its fill color, background, border, and item opacity.

Style and Appearance in ASP.NET Core Radio Button

Other supported frameworks

Radio Button is also available in Blazor, Angular, React, Vue, and JavaScript frameworks. Check out the different Radio Button platforms from the links below,

Web Accessibility

  • Fully supports WAI-ARIA accessibility to work with screen readers and assistive devices.
  • Follows WAI-ARIA best practices for implementing keyboard interaction.
  • Based on WCAG 2.0, the UI visual elements such as foreground color, background color, line spacing, text, and images are designed.
  • Supports right-to-left (RTL) text direction for users working with RTL languages like Hebrew, Arabic, or Persian.

ASP.NET Core Radio Button Code Example

Easily get started with the ASP.NET Core Radio Button using a few simple lines of HTML and TS code example as demonstrated below. Also explore the ASP.NET Core Radio Button example that shows how to render and configure the Radio Button in ASP.NET Core.

<div class="control-section">
        <div class="radio-control">
            <h4 class="row">Select a payment method</h4>
            <div class="row">
                <ejs-radiobutton id="radio1" label="Credit/Debit Card" name="payment" value="credit/debit" checked="true"></ejs-radiobutton>
            <div class="row">
                <ejs-radiobutton id="radio2" label="Net Banking" name="payment" value="netbanking"></ejs-radiobutton>
            <div class="row">
                <ejs-radiobutton id="radio3" label="Cash on Delivery" name="payment" value="cashondelivery"></ejs-radiobutton>
            <div class="row">
                <ejs-radiobutton id="radio4" label="Other Wallets" name="payment" value="others"></ejs-radiobutton>
namespace EJ2CoreSampleBrowser.Controllers.Button
    public partial class ButtonController : Controller

        public IActionResult RadioButton()
            return View();


Frequently Asked Questions

  • Selection of one option from predefined choices.
  • Support for different sizes, labels, and label positions.
  • Seamlessly supports HTML forms, template-driven forms (ASP.NET Core), and reactive forms.
  • Simple configuration and API.
  • Supports all modern browsers.
  • Touch-friendly and responsive UI.
  • One of the best ASP.NET Core Radio Button in the market that offers feature-rich UI to interact with the software.
  • Extensive demos and documentation to learn quickly and get started with ASP.NET Core Radio Button.

You can find our ASP.NET Core Radio Button demo here.

No, this is a commercial product and requires a paid license. However, a free 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.

A good place to start would be our comprehensive getting started documentation.

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