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Libxml2 set of examples

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The examples are stored per section depending on the main focus of the example:

InputOutput Examples

io1.c: Example of custom Input/Output

Demonstrate the use of xmlRegisterInputCallbacks to build a custom I/O layer, this is used in an XInclude method context to show how dynamic document can be built in a clean way.

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Uses:

Usage:

io1

Author: Daniel Veillard

Parsing Examples

parse1.c: Parse an XML file to a tree and free it

Demonstrate the use of xmlReadFile() to read an XML file into a tree and and xmlFreeDoc() to free the resulting tree

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Uses:

Usage:

parse1 test1.xml

Author: Daniel Veillard

parse2.c: Parse and validate an XML file to a tree and free the result

Create a parser context for an XML file, then parse and validate the file, creating a tree, check the validation result and xmlFreeDoc() to free the resulting tree.

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Uses:

Usage:

parse2 test2.xml

Author: Daniel Veillard

Tree Examples

tree1.c: Navigates a tree to print element names

Parse a file to a tree, use xmlDocGetRootElement() to get the root element, then walk the document and print all the element name in document order.

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Uses:

Usage:

tree1 filename_or_URL

Author: Dodji Seketeli

tree2.c: Creates a tree

Shows how to create document, nodes and dump it to stdout or file.

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Uses:

Usage:

tree2 <filename> -Default output: stdout

Author: Lucas Brasilino <brasilino@recife.pe.gov.br>

XPath Examples

xpath1.c: Evaluate XPath expression and prints result node set.

Shows how to evaluate XPath expression and register known namespaces in XPath context.

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Uses:

Usage:

xpath1 <xml-file> <xpath-expr> [<known-ns-list>]

Author: Aleksey Sanin

xmlReader Examples

reader1.c: Parse an XML file with an xmlReader

Demonstrate the use of xmlReaderForFile() to parse an XML file and dump the informations about the nodes found in the process. (Note that the XMLReader functions require libxml2 version later than 2.6.)

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Uses:

Usage:

reader1 <filename>

Author: Daniel Veillard

reader2.c: Parse and validate an XML file with an xmlReader

Demonstrate the use of xmlReaderForFile() to parse an XML file validating the content in the process and activating options like entities substitution, and DTD attributes defaulting. (Note that the XMLReader functions require libxml2 version later than 2.6.)

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Uses:

Usage:

reader2 <valid_xml_filename>

Author: Daniel Veillard

reader3.c: Show how to extract subdocuments with xmlReader

Demonstrate the use of xmlTextReaderPreservePattern() to parse an XML file with the xmlReader while collecting only some subparts of the document. (Note that the XMLReader functions require libxml2 version later than 2.6.)

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Uses:

Usage:

reader3

Author: Daniel Veillard

xmlWriter Examples

testWriter.c: use various APIs for the xmlWriter

tests a number of APIs for the xmlWriter, especially the various methods to write to a filename, to a memory buffer, to a new document, or to a subtree. It shows how to do encoding string conversions too. The resulting documents are then serialized.

Includes:

Uses:

Usage:

testWriter

Author: Alfred Mickautsch

Daniel Veillard