[links-list] Re: links with javascript & graphics

Witold Filipczyk witekfl at poczta.onet.pl
Sat May 18 05:39:54 PDT 2002


On Sat, May 18, 2002 at 12:59:16PM +0200, Petr Kulhavy wrote:
> On 18 May 2002, clemensF wrote:
> 
> > > Petr Kulhavy:
> >
> > > What do you mean with "real javascript" ?
> >
> > i mean "real" versus "simulated", as in greping a page for javascripts
> > window.open() calls and rewriting the current URL accordingly.  this is
> > what one can do in lynx.  on the other hand, i see that in links.current
> > there are files named "javascr[ipt]" of considerable size containing java
> > related grammar.
> 
> Links-current contains  lexical and syntactic parser and javascript
> interpreter. So it has "real" javascript according to your categories.
> 
> > now i'm wondering:  does links' javascript implement the document model
> > completely?  what are the current limitations?
> 
> It depends on which document model do you mean. We have implemented
> document model of the Javascript 1.1 standard by Netscape Corporation.
> Several nonimportant things are missing, several things have been added
> extra.
> 
> There's no Universal Javascript Standard(TM) with Universal Grammar and
> Universal Document Object Model. There is plenty of "standards" and
> implementations that are incompatible and it's hard to find even some
> piece of paper with grammar and document object model. And because
> javascript on web pages is very ugly (authors probably don't know there is
> ANY grammar), it's hard to write javascript that will work on all pages.
> 
> So we are using Netscape Javascript 1.1 standard, because that was only
> grammar we found when we started javascript programming. About year after
> we found Javascript 1.3 by Netscape, but it was too late at that moment.
ECMAScript Language Specification http://www.ecma.ch ?

-- 
Witold Filipczyk <witekfl at poczta.onet.pl>
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