The RadioNodeList interface represents a collection of elements in a form returned by a call to HTMLFormControlsCollection.namedItem().
RadioNodeList
MDN Reference
Readonly
The NodeList.length property returns the number of items in a NodeList.
NodeList.length
If the underlying element collection contains radio buttons, the RadioNodeList.value property represents the checked radio button.
RadioNodeList.value
Optional
Returns a node from a NodeList by index.
NodeList
The
RadioNodeList
interface represents a collection of elements in a form returned by a call to HTMLFormControlsCollection.namedItem().MDN Reference