JavaScript objects and Array reference Encyclopedia (8)

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B.18 Links Array

It is a property of the Document object, a list of all the links in the documentation.

Property

Number of links within length document

B.19 Location Object

It is a property of the Document object, and the full URL of it, do not confuse it with the Window.location property, which can be used to load a new document, and the Window.location property itself is not an object, and Window.location can be modified with scripting, while document.location cannot.

Property

A string that begins with a hash number (#) that specifies an anchor point within the URL
Host name portion of the URL that includes the colon and port number
Hostname is the same as the host property except that the colon and port number are not included
href complete URL
The directory path portion of the pathname URL
Port URL: Ports section
Type of protocol URL (http:, ftp:, Gopher: etc.)
Search with a question mark (?) A part of the beginning URL that specifies the search information
The window used to display the contents of the referenced document when the target user clicks the link (target attribute)

b.20 Math Object

This object is not a property of other objects, but a built-in object that contains many mathematical constants and functions.

Property

E Euler constant, base of natural logarithm (approximately equal to 2.718)
The natural logarithm of the LN2 2 (approximately equal to 0.693)