Radio API API reference for the Radio components.
IDUnique identifier (auto-generated if not provided)
Default: genId()
stringOptional display label (passed through to slot)
VValue associated with this radio for group selection and form submission
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stringForm field name - triggers auto hidden input when provided
stringAssociate with a form by ID (for radios outside the form element)
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MaybeRef<boolean>Disables this radio (prevents selection and keyboard focus)
Default: false
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stringNamespace for context provision to children (Indicator, HiddenInput)
Default: "v0:radio:root"
stringNamespace for connecting to parent Radio.Group
Default: "v0:radio:group"
stringID of element that labels this radio
stringID of element that describes this radio
booleanMarks the radio as invalid for form validation
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RadioRootSlotProps<V>Default slot with radio state, actions, and ARIA attributes
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stringNamespace for dependency injection
Default: "v0:radio:group"
booleanDisables the entire radio group
Default: false
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boolean | "force"Auto-selects the first non-disabled item on mount.
Radio groups are inherently mandatory (selection can only be changed, not cleared),
so `mandatory="force"` is the only meaningful option.
Default: false
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stringAccessible name for the group
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stringID of element that labels this group
stringID of element that describes this group
booleanWhether a selection is required before form submission
stringForm field name - enables native form submission for all radios in group
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RadioGroupSlotPropsDefault slot with group state and ARIA attributes
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stringSubmitted value when checked (defaults to context value or 'on').
Use to override the Radio.Root value for form submission.
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stringForm field name (defaults to context value from Radio.Group)
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stringNamespace for context injection from parent Radio.Root
Default: "v0:radio:root"
stringAssociate with form by ID (for inputs outside the form element)
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stringNamespace for context injection from parent Radio.Root
Default: "v0:radio:root"
RadioIndicatorSlotPropsDefault slot for custom indicator content
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