HTML and CSS Reference
In-Depth Information
Complex Types
A complex element is an XML element that contains other elements or attributes.
In the XSD, the <element> tag declares the name of the element and its data type.
A sample complex element and its associated schema is shown in Table H-13.
Table H-13 Complex Type Element
Complex XML Element
XML Schema
an XML element that contains child elements or
attributes
<schedule_item>
<course_no>CSCI-C340</course_no>
<course_title>Web programming</course_title>
</schedule_item>
<xs:element name="schedule item">
<xs:complexType>
<xs:sequence>
<xs:element name="course_no" type="string" />
<xs:element name="course_title" type="string" />
</ xs:sequence>
</ xs:complexType>
</ xs:element>
XSL Style Sheets
Extensible Stylesheet Language
(
XSL
), which is a language for expressing style
sheets, incorporates three technologies:
XSL Transformations
•
(
XSLT
), a language for transforming XML documents into
other types of documents.
XML Path Language
•
(
XPath
), a language used by XSLT to access or refer to parts
of an XML document.
XSL Formatting Objects
• , a language that deines XML formatting and display.
Table H-14 shows the XSLT elements specified by the W3C.
Table H-14 XSLT Elements
Element Name
Description
xsl:apply-imports
Applies template rule from an imported style sheet
xsl:apply-templates
Applies a template rule to the current element
xsl:attribute
Adds a new attribute to the current output element
xsl:attribute-set
Defines a named set of attributes
xsl:call-template
Provides a way to call a named template
xsl:choose
Provides a selection mechanism based on conditions
xsl:comment
Adds a comment node to the output
xsl:copy
Copies the current node to the output
xsl:copy-of
Creates a copy of the current node
xsl:decimal-format
Defines the characters and symbols to be used when converting numbers into
strings in conjunction with the format-number() function
