Artificial intelligent assistant

<!DOCTYPE html PUBLIC …… の部分の意味は何ですか? <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" " <html xmlns=" xml:lang="ja" lang="ja"> <head> <meta http-equiv="Content-Type" content="text/html;charset=UTF-8" /> <title></title> </head> <body> <?php print 'Hello Word'; ?> </body> </html> <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" " <html xmlns=" xml:lang="ja" lang="ja">

HTML / XHTML


"


XHTML 1.0 Transitional DOCTYPE





XML XHTML html

###

*
* "Recommended Doctype Declarations to use in your Web document." \-- W3C QA
* "Namespaces in XML 1.0" \-- W3C
*
* XHTML \-- The Web KANZAKI
* XML \-- The Web KANZAKI
* XML \-- @IT XML
* xmlns \-- Web Design Lesson

xcX3v84RxoQ-4GxG32940ukFUIEgYdPy 74ba6f80da4f7465e071a27763f3a6c1