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RE: basic qs - how is xml more flexible for exchanging data?

• To: "'Anil Philip'" <goodnewsforyou@y...>,"'xml dev'" <xml-dev@l...>
• Subject: RE: basic qs - how is xml more flexible for exchanging data?
• From: "Michael Kay" <mike@s...>
• Date: Thu, 15 Sep 2005 19:18:33 +0100
• In-reply-to: <20050915165801.80108.qmail@w...>
• Thread-index: AcW6FvCv900EpHhLSEuPgorH80BDSgACnQYA

> When we used C, (I guess there's an entire generation
> that didnt need to learn it :)), one transferred data
> using structs.
> eg.
> /* from memory... */
> struct Foo {
> int i;
> char[] str;
> long j;
> };
> 
> The Sender and Receiver were tied into explicitly
> knowing about Foo's structure - and so were considered
> tightly coupled, a bad thing.
> 

Two C compilers on different architectures would represent that structure
quite differently. There's no data interchange there at all except between
identical machines with identical compilers running identical applications;
there's no scope for attaching metadata to the message; there's no scope for
validation... Where have you been all these years?

Michael Kay
http://www.saxonica.com/

• References:
  • basic qs - how is xml more flexible for exchanging data?
    • From: Anil Philip <goodnewsforyou@y...>

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