XHTML

What is XHTML?
Extensible HyperText Markup
Language
It was developed to cater to the
fast- paced growth of
technology

What is XHTML?
Current market is composed of
many different browser
technologies (computers,
mobile phones etc.). Not all of
them have the capability to
successfully interpret wrong
HTML syntax

What is XHTML?
The content or the actual coding
might change because of XHTML
conventions but take note, it still
holds the same filename extension
(.html)
X came from XML (Extensible
Markup Language)

What is XML?
Extensible Markup Language
Came from SGML; very
complicated language that is
not made for humans to write
(metalanguage; use to define
other languages).

Proper Nesting
Wrong nesting
 Section 
Right nesting
 Section

Proper Tag closing
Wrong Tag closing
 Section
Right tag closing
 Section

Proper Tag closing
Empty tags
Type of tags that can stand
alone
Do not require an end tag
 Example:
<hr>, etc.

Proper Tag closing
Empty tags
Wrong closing
 <hr>
 
Right closing
 <hr />


Elements in Lowercase characters
Wrong Lowercase characters
 Section 
Right Lowercase characters
 Section

One root Element
Structure of an XHTML File
 <html>
<head>

</head>
<body>
<!– body part goes here -->
</body>
</html>

Attributes in Lowercase characters
Wrong Lowercase characters
<img SRC=“pictures.jpg” />
Right Lowercase characters
 <img src=“pictures.jpg” />

XHTML

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