Other Document Features
This chapter began with the assertion that it is one of the most important in the book. It is also, by necessity, one of the longest. This final section rounds out the chapter by covering a number of miscellaneous features of the Document object.
Document Properties
This chapter has already introduced Document properties such
as body
, document
Element
, and forms
that refer to special elements of
the document. Documents also define a few other properties of
interest:
cookie
A special property that allows JavaScript programs to read and write HTTP cookies. This property is covered in Chapter 20.
domain
A property that allows mutually trusted web servers within the same Internet domain to collaboratively relax same-origin policy security restrictions on interactions between their web pages (see Relaxing the same-origin policy).
lastModified
A string that contains the modification date of the document.
location
This property refers to the same Location object as the
location
property of the Window object.referrer
The URL of the document containing the link, if any, that brought the browser to the current document. This property has the same content as the HTTP
Referer
header, but it is spelled with a double r.title
The text between the
<title>
and</title>
tags for this document.URL
The URL of the document as a read-only String rather than as a Location object. The value of this property is the same as the initial value of
location.href
, but it is not dynamic like the Location ...
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