[Javascript] Document Object

Each HTML document loaded into a browser window becomes a Document object.

The Document object provides access to all HTML elements in a page, from within a script.

Tip: The Document object is also part of the Window object, and can be accessed through the window.document property.

Document Object Collections

W3C: W3C Standard.

Collection	Description	W3C
anchors[]	Returns an array of all the anchors in the document	Yes
forms[]	Returns an array of all the forms in the document	Yes
images[]	Returns an array of all the images in the document	Yes
links[]	Returns an array of all the links in the document	Yes

Document Object Properties

Property	Description	W3C
cookie	Returns all name/value pairs of cookies in the document	Yes
documentMode	Returns the mode used by the browser to render the document	No
domain	Returns the domain name of the server that loaded the document	Yes
lastModified	Returns the date and time the document was last modified	No
readyState	Returns the (loading) status of the document	No
referrer	Returns the URL of the document that loaded the current document	Yes
title	Sets or returns the title of the document	Yes
URL	Returns the full URL of the document	Yes

Document Object Methods

Method	Description	W3C
close()	Closes the output stream previously opened with document.open()	Yes
getElementById()	Accesses the first element with the specified id	Yes
getElementsByName()	Accesses all elements with a specified name	Yes
getElementsByTagName()	Accesses all elements with a specified tagname	Yes
open()	Opens an output stream to collect the output from document.write() or document.writeln()	Yes
write()	Writes HTML expressions or JavaScript code to a document	Yes
writeln()	Same as write(), but adds a newline character after each statement	Yes