W3C home > Mailing lists > Public > www-validator@w3.org > December 2001

[Fwd: "DOCTYPE declaration" - What is the advantage of a this?]

From: Ian B. Jacobs <ij@w3.org>
Date: Mon, 03 Dec 2001 02:36:50 -0500
Message-ID: <3C0B2B92.DE73DD0D@w3.org>
To: www-validator@w3.org
"Markus Meister, FinanzNachrichten.de" wrote:
> 
> Dear Sirs
> 
> Unfortunately I got no answer to my question until now. So I would like to ask again:
> 
> Currently our programmers work on the relaunch of our website. Today I have checked the current website in your validator and found
> out, that we don't use such a declaration. I wondered a bit and had a look to google.com, yahoo.com and amazon.com. These 3 websites
> also don't have such what.
> 
> So my question would be: What is the advantage of such a DOCTYPE declaration? If there is an advantage, why do the biggest websites
> in the world not use such a declaration?
> Resp. what is the disadvantage, if we do not use a DOCTYPE declaration?
> 
> I am looking forward to some answers. Thank your in advance.
> Here the result of the test of http://www.finanznachrichten.de/nachrichten :
> 
> Below are the results of attempting to parse this document with an SGML parser.
> 
> Fatal Error: no document type declaration; will parse without validation
> 
> I could not parse this document, because it uses a public identifier that is not in my catalog.
> 
> You should make the first line of your HTML document a DOCTYPE declaration, for example, for a typical HTML 4.01 document:
> 
>       <!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
>       <HTML>
>         <HEAD>
>           <TITLE>Title</TITLE>
>         </HEAD>
> 
>         <BODY>
>           <-- ... body of document ... -->
>         </BODY>
>       </HTML>
> 
> --------------------------------------------------------------------------------
> 
> Sorry, I can't validate this document.
> 
> --------------------------------------------------------------------------------
> 
> Source Listing
> Below is the source input I used for this validation:
> 
>    1:
>    2: <html><head><title>FinanzNachrichten.de - Alle News zu Aktien, Börse und Wirtschaft!!</title>
>    3: <META http-equiv="Content-Type" content="text/html; charset=iso-8859-1">
>    4: <META NAME="Author" CONTENT="FinanzNachrichen.de - Alle News zu Aktien, Börse und Wirtschaft!!">
>    5: <META NAME="Publisher" CONTENT=" FinanzNachrichen.de - Alle News zu Aktien, Börse und Wirtschaft!!">
>    6: <META NAME="revisit-after" CONTENT="30 days">
>    7: <META NAME="keywords"
> content="Finanznachrichten,Finanz-Nachrichten,Zocker,Aktie,Aktien,Analyse,Aktienkurse,Aktienfonds,Anleihen,Börse,Charts,DAX,DOW,Fina
> nzen,Forum,Musterdepot,Nachrichten,NEMAX,Neuer Markt,News,Newsletter,NASDAQ,Online,Realtime,Realtimekurse,Wallstreet,Wirtschaft">
>    8: <META NAME="Description" CONTENT="FinanzNachrichten.de bietet Ihnen die wichtigsten News für den Bereich Aktien, Börse und
> Wirtschaft mit täglich rund 1.500 Wirtschaftsmeldungen!">
>    9: <META NAME="robots" content="index, follow">
>   10: <link rel="StyleSheet" href="../fnt.css" type="text/css">
>   11: <link rel="SHORTCUT ICON" href="http://www.finanznachrichten.de/favicon.ico">
>   12: </head>
> 
> Best regards
> 
> FINANZNACHRICHTEN.DE
> Markus Meister
> 
> -------------------------------------------
> http://www.FinanzNachrichten.de
> Alle News zu Aktien, Börse und Wirtschaft!!
> -------------------------------------------

-- 
Ian Jacobs (ij@w3.org)   http://www.w3.org/People/Jacobs
Tel:                     +1 718 260-9447
Received on Monday, 3 December 2001 02:36:52 GMT

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