XML Tutorial - W3Schools
WEBGet certified by completing the XML course. Well organized and easy to understand Web building tutorials with lots of examples of how to use HTML, CSS, JavaScript, SQL, Python, PHP, Bootstrap, Java, XML and more.
Introduction to XML - W3Schools
WEBXML stores data in plain text format. This provides a software- and hardware-independent way of storing, transporting, and sharing data. XML also makes it easier to expand or upgrade to new operating systems, new applications, or new browsers, without losing data.
XML Syntax Rules - W3Schools
WEBTo avoid errors, you should specify the encoding used, or save your XML files as UTF-8. UTF-8 is the default character encoding for XML documents. Character encoding can be studied in our Character Set Tutorial. UTF-8 is also the default encoding for HTML5, CSS, JavaScript, PHP, and SQL.
XML Elements - W3Schools
WEBAn XML element is everything from (including) the element's start tag to (including) the element's end tag. An element can contain: In the example above: <title>, <author>, <year>, and <price> have text content because they contain text (like 29.99).
XML Tree - W3Schools
WEBAn XML tree starts at a root element and branches from the root to child elements. All elements can have sub elements (child elements): The terms parent, child, and sibling are used to describe the relationships between elements. …
XML Schema Tutorial - W3Schools
WEBThe purpose of an XML Schema is to define the legal building blocks of an XML document: the elements and attributes that can appear in a document. the number of (and order of) child elements. data types for elements and attributes.
XML Usage - W3Schools
WEBIn many HTML applications, XML is used to store or transport data, while HTML is used to format and display the same data. XML Separates Data from HTML When displaying data in HTML, you should not have to edit the HTML file when the data changes.
What is XML? - W3Schools
WEBXML stands for eXtensible Markup Language. XML plays an important role in many different IT systems. XML is often used for distributing data over the Internet. It is important for all web developers to have a good understanding of XML.
XML RSS - W3Schools
WEBThe first line in the document - the XML declaration - defines the XML version and the character encoding used in the document. In this case the document conforms to the 1.0 specification of XML and uses the UTF-8 character set. The next line is the RSS declaration which identifies that this is an RSS document (in this case, RSS version 2.0).
XML DTD - W3Schools
WEBA DTD defines the structure and the legal elements and attributes of an XML document. Valid XML Documents A "Valid" XML document is "Well Formed", as well as it conforms to the rules of a DTD: