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HTML DOM Select Object

Select Object

The Select object represents a dropdown list in an HTML form.

A dropdown list lets a user select one or more options of a limited number of choices.

For each <select> tag in an HTML form, a Select object is created.

You can access a Select object by searching through the elements[] array of a form, or by using document.getElementById().

Note: The Select object can also use the properties/methods of:

Select Object Collections

W3C: W3C Standard.

Collection Description W3C
options Returns a collection of all the options in a dropdown list Yes

Select Object Properties

Property Description W3C
disabled Sets or returns whether the dropdown list is disabled, or not Yes
form Returns a reference to the form that contains the dropdown list Yes
length Returns the number of options in a dropdown list Yes
multiple Sets or returns whether more than one item can be selected from the dropdown list Yes
name Sets or returns the name of a dropdown list Yes
selectedIndex Sets or returns the index of the selected option in a dropdown list Yes
size Sets or returns the number of visible options in a dropdown list Yes
type Returns which type of form element a dropdown list is Yes

Select Object Methods

Method Description W3C
add() Adds an option to a dropdown list Yes
remove() Removes an option from a dropdown list Yes

Standard Properties and Events

The Select object also supports the standard properties and events.


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