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Re: Opacity Problem for IE8 and lower

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Mel Smith wrote:

> Thomas said:

There are many Thomases out there.  Please provide full (sufficient) 
attribution; see above.
 
>> You should either read Flanagan's book again
> 
>     I did, and on Pg 368 of his 5th edition I found :
> 
>         filter: alpha(opacity=75) ;
> 
>     as a CSS3 style.for IE versions >= 8
> 
>     but no use of this 'filter' in JS/ES

But by contrast to ECMAScript implementations, CSS is a style-sheet 
language, not a programming language.  So the syntax must be and is 
different there.  How you can script those properties is explained
in the MSDN Library, among many other places.
 
>> or (which I recommend) dump it
> 
>     I have also purchased Alex Rauschmeyer's 'Speaking Javascript' where
> 'filter' is not mentioned, but I'm getting a better understanding of JS
> objects in that book though.

With a more thorough review that may be worth adding to the FAQ.
 
>> as it cannot be that good a book on the subject if it did not tell you
>> that there has to be an "alpha" function/method in order for that
>> assignment to work "unquoted".  (As most certainly there is not, a
>> ReferenceError exception is thrown.�)
>>
>> That the book is bad has been demonstrated before; however, you have
>> demonstrated before to be a slow learner as well.
> 
>     Yes, I did have a hard two years getting my M.Sc in Computing Science
> and publishing my thesis (On the Detection of Edges in Pictures) at the
> University of Alberta in 1973. […]

Congratulations.  I was referring to Web development in particular, though.  
I might have misremembered.

> As usual, thank you for your deeper insights into JS/ES !

You are welcome.

-- 
PointedEars
FAQ: <http://PointedEars.de/faq> | SVN: <http://PointedEars.de/wsvn/>
Twitter: @PointedEars2 | ES Matrix: <http://PointedEars.de/es-matrix>
Please do not Cc: me. / Bitte keine Kopien per E-Mail.

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Opacity Problem for IE8 and lower "Mel Smith" <syntel@cox.net> - 2014-05-29 17:17 -0600
  Re: Opacity Problem for IE8 and lower Ed Jay <edMbj@aes-intl.com> - 2014-05-29 16:56 -0700
    Re: Opacity Problem for IE8 and lower "Mel Smith" <syntel@cox.net> - 2014-05-30 07:50 -0600
      Re: Opacity Problem for IE8 and lower Thomas 'PointedEars' Lahn <PointedEars@web.de> - 2014-05-30 17:27 +0200
        Re: Opacity Problem for IE8 and lower Christoph Michael Becker <cmbecker69@arcor.de> - 2014-05-30 17:56 +0200
        Re: Opacity Problem for IE8 and lower "Mel Smith" <syntel@cox.net> - 2014-05-30 10:27 -0600
          Re: Opacity Problem for IE8 and lower Thomas 'PointedEars' Lahn <PointedEars@web.de> - 2014-05-30 22:37 +0200
          filter (was: Opacity Problem for IE8 and lower) Thomas 'PointedEars' Lahn <PointedEars@web.de> - 2014-06-01 14:59 +0200
  Re: Opacity Problem for IE8 and lower Thomas 'PointedEars' Lahn <PointedEars@web.de> - 2014-05-30 14:32 +0200
  Re: Opacity Problem for IE8 and lower Joao Rodrigues <groups_jr-1@yahoo.com.br> - 2014-06-01 13:27 -0300

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