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I have to point to Microsoft's on going work in this area: http://research.microsoft.com/Comega/ Soumitra ________________________________ From: Dan Vint [mailto:dvint@d...] Sent: Thu 7/21/2005 11:33 AM To: Gerald Bauer; xml-dev@l... Subject: Re: Objectifying XML - JavaScript Extensions for XML (E4X) - Comments? There was a recent announcement of IBM extending Java this way - see http://www-128.ibm.com/developerworks/java/library/x-awxj.html ..dan At 10:48 AM 7/21/2005, Gerald Bauer wrote: >Hello, > > allow me to highlight the blog story tilted "Objectifying XML - E4X for > Firefox 1.1" by Kurt Cagle. Kurt writes: > > Sometimes it's the little things that catch you by surprise. Deep within > the list of the various new features appearing within Firefox 1.1, there > was a short one liner about a new extension to Javascript called E4X. I > was kind of curious about this, given that there was very little else > that I could uncover about this, but it turns out the E4X is shorthand > for ECMAScript for XML, a language extension proposed to the ECMA late > last summer. > > The principle behind E4X is simple, but very profound. Currently, > Javascript is rather stupid about XML - if you want to manipulate XML, > you have to create a set of interfaces and use the W3C DOM and frequently > some VERY painful treewalking or convoluted XPath calls in order to be > able to do anything with it. I've long wished that there was a simpler > mechanism for working with XML, especially as web development code is > increasingly moving to an XML basis. > > E4X does precisely this. It lets Javascript treat XML as a native > application type in exactly the same way that Javascript handles strings, > numbers and regular expressions. However, if this was all that E4X did, > it'd be not much more useful than DOM. > > Howevever, the other aspect of E4X, the one that is most interesting, is > the fact that it "objectifies" XML. In other words, it lets you convert > an XML document into a representation of an object, without having to go > through the long, involved steps involved in working with DOM. > > More @ http://www.understandingxml.com/archives/2005/06/objectifying_xm.html > >What's your take? Do you see any need for adding XML as a native type to >scripting or programming languages or are existing APIs such as DOM, SAX & >friends good enough? Has anyone used E4X already and care to share your >experience? > >- Gerald > >PS: IBM has published an article on E4X titled "AJAX and scripting Web >services with E4X" online @ >http://www-128.ibm.com/developerworks/webservices/library/ws-ajax1 > >_______________________________________________________________ >Vancouver XML Developers Association (VanX) - http://vanx.org > >----------------------------------------------------------------- >The xml-dev list is sponsored by XML.org <http://www.xml.org>, an >initiative of OASIS <http://www.oasis-open.org> > >The list archives are at http://lists.xml.org/archives/xml-dev/ > >To subscribe or unsubscribe from this list use the subscription >manager: <http://www.oasis-open.org/mlmanage/index.php> --------------------------------------------------------------------------- Danny Vint Specializing in Panoramic Images of California and the West http://www.dvint.com voice: 510-522-4703 ----------------------------------------------------------------- The xml-dev list is sponsored by XML.org <http://www.xml.org>, an initiative of OASIS <http://www.oasis-open.org> The list archives are at http://lists.xml.org/archives/xml-dev/ To subscribe or unsubscribe from this list use the subscription manager: <http://www.oasis-open.org/mlmanage/index.php>
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