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- Declaring language in HTML - World Wide Web Consortium (W3C)
When serving XHTML 1 x or polyglot pages as text html, use both the lang attribute and the xml:lang attribute together every time you want to set the language The xml:lang attribute is the standard way to identify language information in XML
- HTML page has lang attribute | ACT Rule | WAI | W3C
HTML page lang attribute has valid language tag; HTML page language subtag matches default language; Bibliography Understanding Success Criterion 3 1 1: Language of Page; H57: Using language attributes on the html element; RFC 5646: Tags for Identifying Languages; The lang and xml:lang attributes; Accessibility Requirements Mapping 3 1 1
- HTML page lang attribute has valid language tag
This rule checks that the lang attribute of the root element of a non-embedded HTML page has a language tag with a known primary language subtag Applicability This rule applies to any document element if it is an html element for which all the following are true: has a lang attribute that is neither empty (“”) nor only ASCII whitespace; and
- 使用语言属性设置样式 - World Wide Web Consortium (W3C)
使用 :lang 使用:lang很简单。如果文档被解析为HTML，则:lang选择器会匹配使用lang属性定义语言的内容。如果文档被解析为XML，则 :lang选择器将匹配带有xml:lang属性的内容，并忽略lang属性。 使用attr=和attr|= 使用这些选择器需要考虑一些其他因素。
- Working with language in HTML (tutorial)
Use the :lang pseudo-class in CSS to apply styles dependent on the language of your content Why declare language? This part of the tutorial sets the motivation for reading the remainder If you are in a hurry and just want to know what to do, without the theory, start reading from the section How to declare the language of a page or element
- Language tags in HTML and XML - World Wide Web Consortium (W3C)
XHTML 1 0 uses language tags in the HTML lang attribute and the XML xml:lang attribute, as well as the hreflang attribute HTTP uses language tags in the Accept-Language and Content-Language headers SMIL and SVG can use language tags in the switch statement CSS and XSL use language tags for detailed style control
- HTTP headers, meta elements and language information
Unlike a lang attribute on an HTML element, if your intended audience speaks more than one language, the HTTP header allows you to use a comma-separated list of languages Content-Language: en, hi, pa The Content-Language header is associated with a particular page by settings on the server or by server-side scripting
- H57: Using the language attribute on the HTML element - W3C
Check that the html element has a lang attribute Check that the value of the lang attribute conforms to BCP 47: Tags for Identifying Languages; Matching of Language Tags or its successor and reflects the primary language used by the web page Expected Results Checks #1 and #2 are true Test Rules The following are Test Rules related to this
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