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Java Script

DOM Input Radio Object

DOM Input Radio Object

The Input Radio object represents a radio button in an HTML form.

For each <input type="radio"> tag in an HTML form, a Radio object is created.

The Input Radio object can be accessed by searching through the elements[] array of the form, or by using document.getElementById().


Property Description
alt Sets or returns an alternate text to display if a browser does not support radio buttons
checked Sets or returns the state of a radio button
defaultChecked Returns the default state of a radio button
disabled Sets or returns whether or not a radio button should be disabled
form Returns a reference to the form that contains the radio button
name Sets or returns the name of a radio button
type Returns the type of form element a radio button is
value Sets or returns the value of the value attribute of the radio button

Standard Properties and Methods

This object also supports the standard properties and methods.

Standard Events

This object also supports the standard events.


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