Of course, you can just google something like "XML element vs attribute". One could also say: "Use attributes to characterize the tag, use tags to provide data itself.". Verwenden Kind-Elemente, wenn die Informationen wie Daten anfühlt. Declaring a custom android UI element using XML. See Fat Markup: Trimming the Fat Markup Myth one calorie at a time. Attribute values must always be quoted. Each XML document contains one or more elements, the boundaries of which are either delimited by start-tags and end-tags, or, for empty elements, by an empty-element tag. the element must occur, and can only occur once. more importantly, what is your design for the future: as the XML evolves, how will you maintain loose coupling and interoperability? 1
@JohnSaunders IDS or NAMES are specific DTD types (XML Schema too, I think), supported at a low level by most XML processors. < > & " ' need to be escaped to < > & " and ' , respectively. Does the document make some sense in that way? I wondered about the same thing though, because if you already read a book about XML, and you don't know the difference between elements and attributes, it's not a very good book. 10 minutes to read the reply, run down the local book store, find the book, get back, start reading and reply. It can't contain anything and can only be a simple type. . al. Both examples provide the same information. Attributes have no order and this may make it easier for some people to develop tools. Do not use an attribute if there is grouping of two values (e.g. By tweaking those settings, you can define an element to be optional (minOccurs=0), or allow it to show up several times (maxOccurs > 1). XML best practices: attributes vs additional elements. Book about a live reality tv show where money depends on viewers but they were really harvesting dreams. Also, why is it we cannot specify use="required" in element?
I've had large files compress to less than 5% of their original size. normalizedString types). I use Elements for grouping and attributes for data where possible as I see this as more compact than the alternative. . XML compresses well, sometimes phenomenally well, because of its repetitiveness. At work we are being asked to create XML files to pass data to another offline application that will then create a second XML file to pass back in order to update some of our data. Re: Message
It is recommended to use the child elements to describe data, and the attributes to provide information that is not relevant to the data. XML Attributes Must be Quoted. For example use (startDate and endDate) xor (startTS and endTS) is not possible with the current schema language, If XML Schema starts allowing the "all" content model to be restricted or extended then I would probably drop it. XSD Schema using maxOccurs and minOccurs in complextype. Note that these are NOT equivalent syntactically and require explicit support in processing tools). An element is an XML element, an Attribute is an attribute of the element. In XML gibt es keine Regeln, wenn Attribute zu verwenden, und wenn Kind-Elemente zu verwenden. They can contain space-separated lists of just about anything. Versuchen Sie , verwenden elements , um Daten zu beschreiben. I am always surprised by the results of these kinds of discussions. What characters do I need to escape in XML documents? Dynamics 365 Business Central/NAV User Group, Difference between XML Elements and Attributes, Dynamics 365 Business Central/NAV User Group requires membership for participation - click to join (it's free).
Tom
Meeting on Monday at 11 AM.
I'd also add that validation against a DTD isn't really relevant anymore, with XML-Schema, Schematron and Relax, et. XML Attributes vs. Beide Beispiele zeigen die gleichen Informationen. ">
To learn more, see our tips on writing great answers. LightDM: how to distinguish users with the same name? It's largely a matter of preference. Thanks for the reminder!
'<' = < etc. In fact I bought one now, and I am going through it. is significantly more readable, there's no question about how whitespace would be handled etc. In the last, sex is a child element. Message
Text elements are displayed in the browser, and attributes are instructions about how to display them (although there are a few tags that don't work that way). By clicking “Post Your Answer”, you agree to our terms of service, privacy policy and cookie policy. All rights reserved. An element is an XML node - and it can contain other nodes, or attributes. Verwendung von Elementen vs. Gates
Another point to bolster your position is that while the other team is arguing about style (in that most XML tools will handle an all-attribute document just as easily as an all-#PCDATA document) you are arguing practicalities.
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