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HTML DOM Button Object

Button Object

The Button object represents a button in an HTML form.

For each instance of an <input type="button"> tag in an HTML form, a Button object is created.

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

IE: Internet Explorer, F: Firefox, O: Opera, W3C: World Wide Web Consortium (Internet Standard).

Button Object Properties

Property	Description	IE	F	O	W3C
accessKey	Sets or returns the keyboard key to access a button	5	1	9	Yes
alt	Sets or returns an alternate text to display if a browser does not support buttons	5	1	9	Yes
disabled	Sets or returns whether or not a button should be disabled	5	1	9	Yes
form	Returns a reference to the form that contains the button	4	1	9	Yes
id	Sets or returns the id of a button	4	1	9	Yes
name	Sets or returns the name of a button	4	1	9	Yes
tabIndex	Sets or returns the tab order for a button	5	1	9	Yes
type	Returns the type of form element a button is	4	1	9	Yes
value	Sets or returns the text that is displayed on the button	4	1	9	Yes

Standard Properties

Property	Description	IE	F	O	W3C
className	Sets or returns the class attribute of an element	5	1	9	Yes
dir	Sets or returns the direction of text	5	1	9	Yes
lang	Sets or returns the language code for an element	5	1	9	Yes
title	Sets or returns an element's advisory title	5	1	9	Yes

Button Object Methods

Method	Description	IE	F	O	W3C
blur()	Removes focus from a button	4	1	9	Yes
click()	Simulates a mouse-click on a button	4	1	9	Yes
focus()	Gives focus to a button	4	1	9	Yes

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