kotlin-browser/web.html/HTMLOptionsCollection

HTMLOptionsCollection

external class HTMLOptionsCollection : HTMLCollection<HTMLOptionElement> (source)

HTMLOptionsCollection is an interface representing a collection of HTML option elements (in document order) and offers methods and properties for traversing the list as well as optionally altering its items. This type is returned solely by the "options" property of select.

Properties

open override var length: Int

Returns the number of elements in the collection.

var selectedIndex: Int

Returns the index of the first selected item, if any, or −1 if there is no selected item.

Functions

fun add(element: HTMLOptGroupElement, before: Int?)

fun add(element: HTMLOptGroupElement, before: HTMLElement? = definedExternally)

fun add(element: HTMLOptionElement, before: Int?)

fun add(element: HTMLOptionElement, before: HTMLElement? = definedExternally)

Inserts element before the node given by before.

open operator fun get(index: Int): HTMLOptionElement

open operator fun get(key: Symbol.iterator): () -> JsIterator<HTMLOptionElement>

open override fun item(index: Int): HTMLOptionElement?

Retrieves an object from various collections.

open inline operator fun iterator(): Iterator<HTMLOptionElement>

fun namedItem(name: String): HTMLOptionElement?

Retrieves a select object or an object from an options collection.

fun remove(index: Int)

Removes the item with index index from the collection.