Re: Do I need <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" ..... in asp.net 2.0 ?

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Hello,
thank you for your informations,

but the main-question is not answered.

if I have no doctype in my html pages,
what is with the code that asp generates for example from server-controls?

Means if I have a complex server control which generates html for example
for IE6.0
and my aspx pages have not the doctype for xhtml, is the generated code
xhtml and can it look bad without
the doctype declaration?

Thank you.
Rolf Welskes





<MatsL@xxxxxxxxxxxxxxxxx> schrieb im Newsbeitrag
news:ufgc1LrxGHA.4240@xxxxxxxxxxxxxxxxxxxxxxx
To get the table to fill your screen you have to set the height of the
body element. The body element is only rendered as high as it needs to be.

Replace <body> with <body style="height: 100%;"> and it will work with the
doctype.

One should also note that the doctype makes IE render the HTML according
to standard. Without it IE will render the page in quirks mode which is
pretty much guaranteed to look like crap in all other browsers.

I recommend everyone to always put a doctype in your html documents to
make sure that your work looks good when rendered according to standard.

Remember this: if you don't follow standards today you can count on having
to do it all over in a couple of years when your outdated IE-only html has
been deprecated!
(I just rewrote an old project...)

//Mats

Steven Cheng[MSFT] wrote:
Hello Rolf,

As for the following markup fragment you mentioned:

===================
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN"
"http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd";>
===================

It is the XML DocType declaration of XHTML 1.0 Transitional conform
document. That means if you want to make your page's ouput HTML be
conform to "XHTML 1.0 Transitional" standard, you must include this
declaration fragment. for example, if you remove this declaration and try
validating your page's output html through the W3C xhtml validator:

http://validator.w3.org/

You will get valiation error indicate that the page is not XHTML
compatible.

Of course, if you do not care about the XHTML 1.0 Transitional
compatibility for all the pages in your web application, you can simply
remove all these markup declaration. And so far most popular webbrowsers
can correctly handle both XHTML validated or non-XHTML validated html
document gracefully, you do not need to care much about this.

BTW, as for VS 2005, it by default use XHTML 1.0 Transitional as the
default HTML validation rule and the default webform template is also
adding this XHTML doctype declaration. You can find the template file
under the following location:

C:\Program Files\Microsoft Visual Studio
8\Web\WebNewFileItems\CSharp\Webform.aspx

You can customize the template as you like if you have many web pages or
application will developing without such declaration. But makesure you've
backuped all the default templates.

Hope this helps.

Sincerely,

Steven Cheng

Microsoft MSDN Online Support Lead

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