Index_X

X

XHTML (Extensible Hypertext Markup Language)

defined, 56–57

DOCTYPE declarations, 142

document namespace, 122–123

document validation, 123–124

documents conforming to DTDs, 122

exercise creating and validating document, 124–127

HTML compared with, 121

module-basis of, 350–353

overview of, 120–121

page codes, 230–232

standards-compliant pages, 363–364

version 1.0, 122

version 1.1, 350–353, 363–364

W3C recommendations, 56

well formed documents, 123

XML compared with, 120, 121

XML (Extensible Markup Language)

CSS and, 357–358

declarations, 354–355

defined, 55–56

DOCTYPE, 355–357

DTD, 353–356

HTML compared with, 56

links, 362

pages, 353–357

parsers, 354

SGML and, 120, 121

style sheets, 357–362

XHTML compared with, 120, 121