kotlin-browser/web.html/HTMLOptionsCollection

HTMLOptionsCollection

class HTMLOptionsCollection : HTMLCollection<HTMLOptionElement> (source)

The HTMLOptionsCollection interface represents a collection of <option> HTML elements (in document order) and offers methods and properties for selecting from the list as well as optionally altering its items.

MDN Reference

Properties

length

open override var length: Int

The length property of the HTMLOptionsCollection interface returns the number of option elements in the collection.

selectedIndex

var selectedIndex: Int

The selectedIndex property of the HTMLOptionsCollection interface is the numeric index of the first selected option element, if any, or −1 if no <option> is selected.

Functions

add

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)

The add() method of the HTMLOptionsCollection interface adds an HTMLOptionElement or HTMLOptGroupElement to this HTMLOptionsCollection.

get

open operator fun get(index: Int): HTMLOptionElement

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

item

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

The HTMLCollection method item() returns the element located at the specified offset into the collection.

namedItem

fun namedItem(name: String): HTMLOptionElement?

The namedItem() method of the HTMLCollection interface returns the first Element in the collection whose id or name attribute match the specified name, or null if no element matches.

remove

fun remove(index: Int)

The remove() method of the HTMLOptionsCollection interface removes the option element specified by the index from this collection.