What is XML Schema Element

This article teach you about XML Schema Element in XML
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Schema element

It is the base element or root element of every XML Schema document. And it is contain some Attributes constraint element within Schema opening and closing tag.

Example:

<?xml version="1.0" encoding="utf-8"?>

<xs:schema>

……….

……….

……..

</xs:schema>

 

Note: Above declared code is the example of XML Schema. Which define the Schema Element.

Schema Attributes

Schema element contain also some Attributes, Within the Schema opening tag Example

 

<?xml version="1.0"?>
<xs:schema xmlns:xs="http://www.w3.org/2001/XMLSchema"
targetNamespace="https://dotnetheaven.com"
xmlns="https://dotnetheaven.com"
elementFormDefault="qualified">
...
...
</xs:schema>

But in above declared XML Schema the part

mlns:xs="http://www.w3.org/2001/XMLSchema"

 

Show that the elements and it's data types used in the XML schema come from the "http://www.w3.org/2001/XMLSchema" namespace. And it is also indicate that before the xmlns:xs=http://www.w3.org/2001/XMLSachem used XS:

 

This part of XML schema

 

targetNamespace="https://dotnetheaven.com"

 

Show that element declared in this schema ( note , to, from, heading, body.) come from the
"https://dotnetheaven.com" namespace

 

This part of XML schema

 

xmlns="https://dotnetheaven.com"

 

Show that default Namespace is "https://dotnetheaven.com"

This part of XML schema

 

elementFormDefault="qualified


Show that any element used in the XML document must be declared in the namespace qualified

Further Readings

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