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XML (version 3.4-0)

Tools for parsing and generating XML within R and S-Plus.

Description

This package provides many approaches for both reading and creating XML (and HTML) documents (including DTDs), both local and accessible via HTTP or FTP. It also offers access to an XPath "interpreter".

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Version

Install

install.packages('XML')

Monthly Downloads

289,018

Version

3.4-0

License

BSD

Maintainer

Duncan Lang

Last Published

April 30th, 2011

Functions in XML (3.4-0)

Parse XML content and add it to a node

startElement.SAX

Generic Methods for SAX callbacks

Constructor for DTD reference

Class to describe a reference to an XML DTD

XMLInternalDocument-class

Class to represent reference to C-level data structure for an XML document

Classes to describe an XML node object.

A virtual base class defining methods for SAX parsing

Add child nodes to an XML node

XMLCodeFile-class

Simple classes for identifying an XML document containing R code

Add a node to a tree

Manipulate sibling XML nodes

Convert a regular XML node to one for use in a "flat" tree

Converts non-XML node objects to XMLTextNode objects

Accessors for name of XML document

Manipulate XML catalog contents

Look up an element via the XML catalog mechanism

ensureNamespace

Ensure that the node has a definition for particular XML namespaces

dtdElementValidEntry

Determines whether an XML element allows a particular type of sub-element.

Indicate differences between two XML documents

Gets the definition of an element or entity from a DTD.

Query if a name is a valid attribute of a DTD element.

Find the XInclude node associated with an XML node

Release the specified object and clean up its memory usage

dtdValidElement

Determines whether an XML tag is valid within another.

Get XML/HTML document parse errors

Determine the location - file & line number of an (internal) XML node

Determines the encoding for an XML document or node

genericSAXHandlers

SAX generic callback handler list

Facilities for working with XML strings

Determine the number of children in an XMLNode object.

Query the version and available features of the libxml library.

Compute name of URL relative to a base URL

Get the names of an XML nodes children.

Parse a URI string into its elements

Create internal XML node or document object

newXMLNamespace

Add a namespace definition to an XML node

print.XMLAttributeDef

Methods for displaying XML objects

Transform between XML representations

makeClassTemplate

Create S4 class definition based on XML node(s)

Read a Document Type Definition (DTD)

Output internal XML Tree

processXInclude

Perform the XInclude substitutions

Classes for working with XML Schema

Determines which native XML parsers are being used.

removeXMLNamespaces

Remove namespace definitions from a XML node or document

toString.XMLNode

Creates string representation of XML node

xmlAttributeType

The type of an XML attribute for element from the DTD

Get the list of attributes of an XML node.

Applies a function to each of the children of an XMLNode

Add children to an XML node

Create an HTML representation of the given R object, using internal C-level nodes

Gets the sub-nodes within an XMLNode object.

xmlElementsByTagName

Retrieve the children of an XML node with a specific tag name

Apply function to nodes in an XML tree/DOM.

xmlContainsEntity

Checks if an entity is defined within a DTD.

xmlEventHandler

Default handlers for the SAX-style event XML parser

Get the value of an attribute in an XML node

XML Event/Callback element-wise Parser

Retrieve the namespace value of an XML node.

xmlNamespaceDefinitions

Get definitions of any namespaces defined in this XML node

Example XML Event Parser Handler Functions

Extract data from a simple XML document

xmlOutputBuffer

XML output streams

Extraces the tag name of an XMLNode object.

xmlFlatListTree

Constructors for trees stored as flat list of nodes with information about parents and children.

Create an XML node

Extract or set the contents of a leaf XML node

xmlSchemaValidate

Validate an XML document relative to an XML schema

Get the top-level XML node.

Get parent node of XMLInternalNode or ancestor nodes

Parse an XML document with options controlling the parser.

Find a namespace definition object by searching ancestor nodes

xmlParserContextFunction

Identifies function as expecting an xmlParserContext argument

Source the R code, examples, etc. from an XML document

xmlSerializeHook

Functions that help serialize and deserialize XML internal objects

Convenience accessors for the children of XMLNode objects.

The number of sub-elements within an XML node.

General mechanism for mapping an XML node to an S4 object

xmlStructuredStop

Condition/error handler functions for XML parsing

Terminate an XML parser

Convert an XML node/document to a more R-like list

Read data from one or more HTML tables

xmlElementSummary

Frequency table of names of elements and attributes in XML content

Create a copy of an internal XML document or node

Assign sub-nodes to an XML node

An internal, updatable DOM object for building XML trees

Find matching nodes in an internal XML tree/DOM