what is attribute minimization in html

The list below lists them (the attributes in italics were deprecated between HTML 4 and XHTML 1.0 and should not be used in XHTML. It feels like there are two options on the table, write a more declarative and readable code that works or write a smaller and flexible code that (may) also works and I dont really see any gain in that. Which is your point. "#foo" do not refer to elements with an attribute name="foo"; rather, they refer to elements with an attribute defined to be of type ID, e.g., the id Although a restricted form of SGML, XML nonetheless preserves most of SGML's power and It means you need to explicitly state the attribute and its value. Element and attribute names must be in lower case. } See also translations. File size isnt reduced by any meaningful amount. XML. This page was last modified on Feb 24, 2023 by MDN contributors. This includes XML whitespace handling, CDATA sections, doubling of name attribute values, the case of pre-defined value sets, and hexadecimal entity references: Peeling away from these rules, this looks a lot less like were working with XML, and more like working with HTML. Used to do that a lot back in 2012 because of compatibility issues. Here is an example of an XHTML document. may also be labeled with the Internet Media Type "application/xhtml+xml" as defined in [RFC3236]. Where Im 100% on board is avoiding redundancy with things like disabled="disabled". Must not contain the ,

, <label>, <button>, <form>, <fieldset>, <iframe> or <isindex> elements. If it encounters an entity reference (other than one of the entities defined in this recommendation or in the XML recommendation) for which the user agent has processed no declaration (which I would also hesitate to recommend omitting quotes because well it doesnt offer any benefits. We add a big red border around invalid inputs: Then define an input with a minimum value of 7.2, omitting the step attribute, wherein it defaults to 1. For start and end tags, be aware that many tags are optional. The XHTML entity sets are the same as for HTML 4, but have been modified to be valid XML 1.0 entity declarations. The following hints will reduce this effect for documents which are served without Although overlapping is illegal in SGML, it is widely tolerated in existing browsers. XML doesn't support attribute minimization. Youre bypassing a standard that can be used by editors / code processors to more easily distinguish between attribute / value, potentially creating issues with code scanning. Due to the fact that XHTML is an XML application, certain practices that were perfectly legal in SGML-based HTML4 [HTML4] must be And consistency is often better than full-on minimalism. An XML declaration is not required in all XML documents; however XHTML document authors are strongly encouraged to use XML declarations in all their documents. <a href="https://stackoverflow.com/questions/41497513/asp-net-warning-in-a-plain-and-simple-html5-select-element">html</a> Finally, the time how long collected personal data is stored should be minimized. Additionally, an attribute value may or may not be required as dictated by other configuration such as the. With build chains and HTML optimizers this is not necessary and just trains new web devs to not care and write code as if its 1990 again. Well, many people also forget to close non-self-closing tags too: Firefox also highlight those errors too and I have seen those a lot. For non-empty elements, end tags are required. Some have lucky shoes. Alternate ways of accessing the Internet are constantly being introduced. XHTML is a stricter, more XML-based version of HTML. And I agree, XHTML was a bit of too much constraints but it did a lot of good to HTML according to me. In this example, HTML permits attribute minimization, where boolean attributes can have their value omitted entirely, e.g., <option selected>. Its possible to set up a minifier during build, so that you can keep your XHTML-HTML in the repo, and ship only clean HTML-HTML  thats what I did and am happy ;). You keep saying HTML where you should be saying SGML. The XML document object model specifies that element and attribute names are returned in the case they are specified. We can just write the attribute required in the element without specifying its value as the HTML supports attribute minimization. If youre open to a suggestion of what a more comprehensive, contemporary way of writing HTML could look like, I have one. <a href="https://www.crosswalk.com/faith/women/what-attributes-define-a-woman-of-god.html">Attributes</a> There are some things with the XHTML approach that are bad; e.g. Otherwise, your XHTML document is assumed as an invalid document. 2.3.5 Attribute Minimization. This means the term chacked has used the attributes name but has not specified a main value. Also, use the minimized tag syntax for empty elements, e.g. const input = document.querySelector('input'); console.log(input.getAttribute('value')); // Hello console.log(input.value); // Hello <a href="https://www.examveda.com/html/practice-mcq-question-on-basic-html/?section=2&page=4">HTML</a> One is the mental overhead of remembering things you really dont need to remember. This document has been produced as part of the W3C HTML Activity. Using XHTMLish rules make it easier for non browser parsers, linters, html formatters and so many other tools to work with the code. These modules will permit the combination of existing and new feature sets when developing content and when designing new user agents. Guidelines for creating compatible documents can be <a href="https://docs.oracle.com/en/cloud/saas/warehouse-management/23b/owmre/bulk-update-inventory-attributes.html">Attributes</a> Although there is no requirement for XHTML 1.0 documents to be compatible with existing user agents, in practice this is easy to accomplish. Well-formedness is a new concept introduced by [XML]. <a href="https://docs.oracle.com/en/cloud/saas/warehouse-management/23b/owmre/bulk-update-inventory-attributes.html">Attributes</a> <a href="https://www.w3.org/TR/html401/intro/sgmltut.html">On SGML and HTML</a> My OCD disallows me from being satisfied by an opening tag and no indication of the tag closing. At publication of the second edition, the membership was: At publication of the first edition, the membership was: http://www.w3.org/TR/2018/SPSD-xhtml1-20180327/, http://www.w3.org/TR/2002/REC-xhtml1-20020801, Element and attribute names must be in lower case, For non-empty elements, end tags are required, The elements with 'id' and 'name' attributes, Processing Instructions and the XML Declaration, Element Minimization and Empty Element Content, Using Ampersands in Attribute Values (and Elsewhere), Referencing Style Elements when serving as XML, Cascading Style Sheets, level 2 (CSS2) Specification, Document Object Model (DOM) Level 1 Specification, Document Object Model (DOM) Level 2 Core Specification, Multipurpose Internet Mail Extensions (MIME) Part One: Format of Internet Message Bodies, RFC2046: Multipurpose Internet Mail Extensions (MIME) Part Two: Media Types, RFC2119: Key words for use in RFCs to Indicate Requirement Levels, RFC2396: Uniform Resource Identifiers (URI): Generic Syntax, Extensible Markup Language (XML) 1.0 Specification (Second Edition). 'readonly="readonly"' is a tautology; why not 'readonly="true"' Just adding 'readonly' is sort of OK (its less wordy, and if the defaults always false its clear), but again thats inconsistent, so Id rather take the hit of having it equal something than just having the attribute name there. changed. When user agents process attributes, they do so according to Section 3.3.3 of [XML]: In XHTML, the script and style elements are declared as having #PCDATA content. While in quirk mode, nobody can prefer xhtml or html, because of the remanent display of your pages. "&"). or must display the document in such a way that it is obvious to the user that normal rendering has not taken place. WebThe attributes individually are not necessarily required, but in total at least one attribute must be provided to indicate. What are the benefits? Such a declaration is required when Such a document must meet all of the following criteria: It must conform to the constraints expressed in one of the three DTDs found in DTDs and in Appendix B. Be aware that processing instructions are rendered on some user agents. The public identifier included in the DOCTYPE declaration must reference one of the three DTDs found in DTDs using the respective Formal Public Identifier. (as a standard) and for adapting HTML to vertical, highly specialized, markets. In order to portably present documents with specific character encodings, the best approach is to ensure that the web server provides the correct headers. This is the same issue you have when you add newlines in places with s which are styled by css and you get visual spacings between elements you didnt want. http-equiv="Content-type" content="text/html; charset=EUC-JP"/>). WebThe attributes individually are not necessarily required, but in total at least one attribute must be provided to indicate. The following elements have prohibitions on which elements they can contain (see SGML Exclusions). Having started my journey during the dark times of <marquee> and <table> as the method of laying out a website I appreciate the nostalgia of writing HTML like HTML. evolution are discussed in more detail in [XHTMLMOD]. richness, and yet still retains all of SGML's commonly used features. A. source B. src C. xmlns D. link Answer & Solution Discuss in Board Save for Later 18. As we included an invalid value, supporting browsers will show the value as invalid. Being a fan of pipelines and machine-readability, I vastly prefer the consistency and compatibility of XHTML. Oof. But while HTML documents work even when they contain severe syntax and wellformedness issues, its neither useful for the professional  nor our field  to use and abuse this resilience. All the attributes defined by this specification are listed in the attribute index. The benefits of migrating to XHTML 1.0 are described above. Simplify one dimension and you often complicate another; perfectionism tends to increase overall complexity. XHTML is a stricter, more XML-based version of HTML. WebHTML 4 also introduced the idattribute.   the namespace "xmlns=http://www.w3.org/1999/xhtml" is default, and will be added 
 I always validate my HTML, always. Some have even been elevated to best practices for HTML. It was fine for XHTML to point to wellformedness because of XMLs strict error handling. <a href="https://www.examveda.com/which-of-the-following-statement-is-true-39401/">Which of the following statement is true</a> corresponding items attribute requirements or the location allowing mixing of attributes. If a user agent encounters an element it does not recognize, it must process the element's content. All XML attributes must have  Difference is that, here we have closed both the tags properly. This document is also available in these non-normative formats: Multi-part XHTML file, PostScript version, PDF version, ZIP archive, and Gzip'd TAR archive. The following example shows the difference   <option selected>  <option selected="selected"> <a href="https://www.w3.org/TR/xhtml1/"></a> And then when that confusion occurs its harder for developers to grasp the difference between IDs, elements, classes, etc. The <html>, <head>, <title>,  This specification is a Superseded Recommendation. Remember that some attributes have defaults that allow. Attribute names such as compact and  In order to be While retaining these beneficial features, XML removes many of the more complex features of SGML that make the authoring and design of suitable software both difficult and costly. <a href="https://lavozdelnervion.com/ndsb/what-is-attribute-minimization-in-html">what is attribute minimization in html</a> production 5. Ok, but why should we? It means you need to explicitly state the attribute and its value. Great! If you need to use Map sequences of one or more white space characters (including line breaks) to a single inter-word space. found in AppendixC. XHTML Documents which follow the guidelines set forth in Appendix C, "HTML Compatibility Guidelines" may be labeled with the Internet Media Type And some things I do thats the XHTML way because it is easier, All hex entity references must be lowercase, be it color codes, or IDs it is much more manageable to keep it all lowercas. We do not warrant the correctness of its contents. Therefore, style sheets should be able to continue using the shorthand "." rather than using the specific DTDs referenced below. Readability counts (a lot) in any language syntax. New implementations should follow the latest version :-), One note of English syntax, Documents may not be well-formed, is an ambiguous construction. When you start saying actually HR doesnt need a (self-)closing tag then you start having to remember a list of the rules do apply to these things, but not to these things, unless youre in this context in which case you may also need to do this; i.e. HTML attribute: min. <a href="https://compsciedu.com/HTML/HTML-and-XHTML/discussion/50477">HTML</a> Attribute Minimization. LOL. 3.2.3Character references Character referencesare Visit Mozilla Corporations not-for-profit parent, the Mozilla Foundation.Portions of this content are 19982023 by individual mozilla.org contributors. Historically, the character encoding of an HTML document is either specified by a web server via the charset parameter of the HTTP Content-Type header, or via a meta element in the If you use the lang attribute in an element, you must also add the xml:lang attribute, like this: All XHTML documents must have a DOCTYPE declaration. <a href="https://css-tricks.com/write-html-the-html-way-not-the-xhtml-way/"></a> <a href="https://www.nytimes.com/2023/04/25/sports/basketball/kevon-looney-golden-state-warriors-yoga-joga.html">Yoga Keeps Kevon Looney of the Golden State Warriors </a> Attribute minimization is mandatory D. None of the mentioned Answer & Solution Discuss in Board Save for Later 17. Rephrasing and reordering, this is the essence: How does this look like in practice? the semi-colon) that make up the entity reference. Consistency is a lot easier than special rules. The root element of an XHTML document must be html, and must contain an __________ attribute to associate it with the XHTML namespace. Nor did I add the backslash for br or hr tags. The annotated contents of this file are available in this separate section for completeness. The value of min and step define what are valid values, even if the step attribute is not included, as step defaults to 0. However, the HTML validator at 
 (Ive argued this case before in my article, In Critical Defense of Frontend Development.). Your email address will not be published. are completely unnecessary and should be picked up by typical HTML minifiers. The named character reference ' (the apostrophe, U+0027) was introduced in XML 1.0 but does not appear in HTML. Note: The xmlns attribute in <html>, specifies the xml namespace for 
 declared in the DTD as EMPTY must have an end tag. Such prohibitions (called "exclusions") are not possible in XML. It means you need to explicitly state the attribute and its value. The file DTD/xhtml-lat1.ent is a normative part of this specification. The semantics of the elements and their attributes are And for that matter, XML is essentially a stricter subset of SGML. <a href="https://knowledgeburrow.com/is-attribute-minimization-allowed-in-html/">Is attribute minimization allowed in HTML? - KnowledgeBurrow</a> XHTML overall is an improvement and saving a few bytes isnt worth losing readability when authoring html. <a href="https://developer.mozilla.org/en-US/docs/Web/HTML/Attributes/min"></a> Shine Tutorial is only for training . This value must be less than or equal to the value of the max attribute. Note that in order to produce a Canonical XHTML document, the rules above must be applied and the rules in [XMLC14N] must also be applied to complexity by specifying a small set of structural and semantic tags suitable for authoring relatively simple documents. Didnt know about the quotes, will remove them too. >//End o It is not an XHTML element. Each and every XHTML tag should have an equivalent closing tag, even empty elements should also have closing tags. The following example shows the difference:  <option selected>  <option selected="selected"> Wrong! specification exists that is recommended for new adoption in place of HTML addressed the problem of SGML These are handled inconsistently by user agents. map. Failing to use end tags (or void elements) properly can result in errors unless youve purposefully told your linter to ignore them. changed to NMTOKEN. Some link previewers also fail. <a href="https://webdesigndo.blogspot.com/2017/06/how-to-attribute-minimization.html">Web Design Tutorials & knowledge: How to attribute </a> Closing empty tags. Fewer mistakes. The DOCTYPE HTML: In HTML, the DOCTYPE is mandatory even though it has no value. maximum forward and backward compatibility (e.g., <a id="foo" name="foo"></a>). Use both the lang and xml:lang attributes when specifying the language of an element. But were not done yet. We shouldnt forget those. Or, is it IMHO. <a href="https://www.tutorialspoint.com/xhtml/xhtml_syntax.htm"></a> And I vehemently disagree about omitting default values as this again created a maintainability issue (and perhaps edge-case issues in some browsers?). In both cases, if omitted, the value defaults to 1. pages, and try to display the website even if it has some errors in the markup. <div lang="it" xml:lang="it">Ciao bella!</div>. profiling mechanism, servers, proxies, and user agents will be able to perform best effort content transformation. For example, in the following markup code, we define a check box that is  The low attribute value must be greater than the min  Assessment: Structuring a page of content, From object to iframe  other embedding technologies, HTML table advanced features and accessibility, Allowing cross-origin use of images and canvas. found on the Working Group's patent disclosure page. DigitalOcean provides cloud products for every stage of your journey. The isindex element is deprecated in favor of the input element. Perhaps some of them make your code more readable too. and <img src="karen.jpg" alt="Karen"/>. Fewer decisions to make. Note the entity for the Euro currency sign (€ or  The details of this family and its WebA. <a href="https://www.tutorialspoint.com/xhtml/xhtml_tutorial.pdf">XHTML</a> HTML is an example of a language defined 4 Voyager Modules. therefore may not render the document as expected. WebAttributes should be quoted Tags should nest not tag Unused elements may be minimized Unknown attributes are ignored by the browser. These DTDs approximate the HTML 4 DTDs. <a href="https://www.tutorialspoint.com/xhtml/xhtml_syntax.htm">XHTML - Syntax - TutorialsPoint</a> "text/html" [RFC2854], as they are compatible with most HTML browsers. Respectfully, I think that strict conventions tend to make for more readable code. My code still validated perfectly. I believe this was first reported in #1058 HTML: In HTML, names are not case sensitive and it allows attribute minimization. <a href="http://html5doctor.com/your-questions-answered-4/">Your Questions Answered #4 | HTML5 Doctor</a> &#xnn;). In XML, it is relatively easy to introduce new elements or additional Start and end tags are not always required. Remember that element and attribute names may be lowercase or uppercase. 
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