JavaScript: The Definitive Guide, 5th Edition

Name

Navigator: information about the browser in use — JavaScript 1.0: Object → Navigator

Synopsis

navigator

Properties

appCodeName

A read-only string that specifies the code name of the browser. In all browsers based on the Netscape code base (Netscape, Mozilla, Firefox), this is “Mozilla”. For compatibility, this property is “Mozilla” in Microsoft browsers as well.

appName

A read-only string property that specifies the name of the browser. For Netscape-based browsers, the value of this property is “Netscape”. In IE, the value of this property is “Microsoft Internet Explorer”. Other browsers may identify themselves correctly or spoof another browser for compatibility.

appVersion

A read-only string that specifies version and platform information for the browser. The first part of this string is a version number. Pass the string to parseInt( ) to obtain only the major version number or to parseFloat( ) to obtain the major and minor version numbers as a floating-point value. The remainder of the string value of this property provides other details about the browser version, including the operating system it is running on. Unfortunately, however, the format of this information varies widely from browser to browser.

cookieEnabled

A read-only boolean that is true if the browser has cookies enabled and false if they are disabled.

mimeTypes[]

An array of MimeType objects, each of which represents one of the MIME types (e.g., “text/html” and “image/gif”) supported by the browser. This array ...