XML

In this article we will learn checking validness of an XML document based on schema online. Validness refers to high-level syntax rules.   Open a browser and visit http://xmlvalidator.new-studio.org/   Select Schema option, select the XML file and XML Schema file using the Browse buttons and click on Check button as shown below:     […]

In this article we will learn checking validness of an XML document based on DTD online. Validness refers to high-level syntax rules.   Open a browser and visit http://xmlvalidator.new-studio.org/   Select DTD option and select the XML file using the Browse button and click on Check button as shown below:     If the XML […]

In this article we will learn checking well-formedness of an XML document online. Well-formedness refers to low-level syntax rules.   Open a browser and visit http://www.validome.org/xml/   Copy the XML code and paste in the Source code box provided. Check the box displaying Well-Formedness only and click the Validate button as shown in the below […]

This article explains XML Processors and two of the popular XML document parsing APIs namely SAX and DOM. Java example programs are also provided.   Introduction   XML processors are needed for the following reasons: The processor must check the basic syntax of the document for well-formedness. The processor must replace all occurrences of an […]

This article explains styling xml documents using CSS and XSLT.   Styling information can be specified for an XML document in one of the two ways. First is by using CSS (Cascading Style Sheets) and the second is by using XSLT (eXtensible Stylesheet Language Transformations) which was developed by W3C. Although using CSS is effective, […]

This article explains XML Schema which is an alternative for DTDs in specifying the high level syntax for an XML document. We will learn creating and using XML Schema along with XML documents.   Introduction   Like DTD, a XML Schema also specifies the structure of the tags and attributes in a XML document. Why […]

This article explains Document Type Definition (DTD) which is one of the ways to specify high level syntax for XML document. We will learn creating and using DTDs along with XML documents.   Introduction   A Document Type Definition (DTD) is a set of structural rules called declarations, which should be followed by the tags, […]

This article explains about XML Document Structure. We will learn what does an XML document contain and some information about entities in XML documents.   An XML document often uses two supplementary files. One file specifies the syntactic rules and the other file specifies the presentation details about how the content of the document is […]

This article explains about XML syntax. You will learn about elements, tags and attributes which are the fundamental parts in a XML document.   The syntax of XML can be thought of at two distinct levels. First, there is the general low-level syntax that specifies rules to be followed by all XML documents. Second, there […]

This article is an introduction to XML. Here we will learn what is XML? Why XML was developed when there is HTML? and some brief history about XML.   SGML is a meta-markup language which is a language for defining other markup languages. SGML was the basis for the development of HTML in 1990. In […]