HTMLOptionsCollection
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. This object is returned only by the options
property of select.
Instance properties
HTMLOptionsCollection.length
-
Returns or sets the number of options in the collection.
HTMLOptionsCollection.selectedIndex
-
The index number of the first selected
<option>
element. The value-1
indicates no element is selected.
Instance methods
This interface inherits the methods of its parent, HTMLCollection
.
HTMLOptionsCollection.add()
-
Appends an
HTMLOptionElement
orHTMLOptGroupElement
element to the collection ofoption
elements or adds it before a specified option. HTMLOptionsCollection.remove()
-
Removes the element at the specified index from the options collection.
Specifications
Specification |
---|
HTML Standard # the-htmloptionscollection-interface |
Browser compatibility
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