A simple HTML document with the most basic essential elements:
</head><body> 文档的内容... ... </body> </html>
All browsers support the <head> tag.
<Head> tag is used to define the document head, which is a container for all the head elements. <Head> element can be referenced in scripts, instruct the browser where to find style sheets, provide meta information, and more.
The head of the document describes various attributes of information and documents, including the title of the document, the relationship between the position in the Web as well as other documents and the like. Head of the document contains the vast majority of the data are not really as the content is displayed to the reader.
Title <title> Defines the document, which is the only required part of the head element.
Tip: should the <head> tag at the beginning of the document, just after the <html> behind, and is before <body> tag or <frameset> tag.
Tip: Remember to always document specifies the title!
|profile||URL||A space-separated list of URL, the URL contains metadata information about the page.|
The head of the document often contain some <meta> tag to tell the browser to additional information about the document. In the future, the creators may use predefined standard document metadata profile (metadata profile), in order to better describe their documentation. profile property provides a URL and the current profile of the associated document.
Formats and browser configuration file used the way they are still not defined, the property primarily for the development of future reserved placeholder.
<head> tag supports HTML in the global properties .