Radio : Radio Button « Form « JavaScript Tutorial

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JavaScript Tutorial » Form » Radio Button

10. 11. 1. Radio

The Radio object represents a check box within an HTML form.

A check box is created using the HTML tag and specifying the TYPE attribute as radio.

Property/Method	Description
blur()	Removes focus from Radio object
checked	Specifies whether a button is checked or unchecked
click()	Simulates a mouse click on the button
defaultChecked	Refers to the CHECKED attribute of the HTML tag
focus()	Sets the focus to a button
form	Refers to the Form object that contains the Radio object
handleEvent()	Invokes the default handler for the specified event
name	Refers to the NAME attribute of the HTML tag
onBlur	Event handler for Blur event
onClick	Event handler for Click event
onFocus	Event handler for Focus event
type	Refers to the TYPE attribute of the HTML tag
value	Refers to the VALUE attribute of the HTML tag


<html>

    <head>

    <title> Example of the Radio object title>

    </head>

    <body>

    <form name="form1">

    <input type="radio" name=button1 ?onClick='alert(document.form1.button1.name)'>Box 1

    <br>

    <input type="radio" name=button2>Box 2

    <br>

    </form>

    </body>

    </html>

10. 11. Radio Button
	10. 11. 1.	Radio
	10. 11. 2.	Radio.blur()
	10. 11. 3.	Radio.checked
	10. 11. 4.	Radio.click()
	10. 11. 5.	Radio.defaultChecked
	10. 11. 6.	Radio.focus()
	10. 11. 7.	Radio.form
	10. 11. 8.	Radio.handleEvent()
	10. 11. 9.	Radio.name
	10. 11. 10.	Radio.onBlur
	10. 11. 11.	Radio.onClick
	10. 11. 12.	Radio.onFocus()
	10. 11. 13.	Radio.type
	10. 11. 14.	Radio.value
	10. 11. 15.	Checking a Radio Button Group
	10. 11. 16.	With with RADIO and CheckBox
	10. 11. 17.	Cycle the selected radio buttons
	10. 11. 18.	An onclick Event Handler for Radio Buttons

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