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XML (version 3.1-0)

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

3.1-0

License

BSD

Maintainer

Duncan Lang

Last Published

May 8th, 2010

Functions in XML (3.1-0)

Extract or set the contents of a leaf XML node

xmlParserContextFunction

Identifies function as expecting an xmlParserContext argument

Parse a URI string into its elements

Parse an XML document with options controlling the parser.

A virtual base class defining methods for SAX parsing

dtdElementValidEntry

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

Find matching nodes in an internal XML tree/DOM

Constructor for DTD reference

Query the version and available features of the libxml library.

Release the specified object and clean up its memory usage

Facilities for working with XML strings

Read a Document Type Definition (DTD)

Extraces the tag name of an XMLNode object.

Convenience accessors for the children of XMLNode objects.

Get the list of attributes of an XML node.

Create internal XML node or document object

Add a node to a tree

General mechanism for mapping an XML node to an S4 object

processXInclude

Perform the XInclude substitutions

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

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

Get parent node of XMLInternalNode or ancestor nodes

newXMLNamespace

Add a namespace definition to an XML node

xmlElementSummary

Frequency table of names of elements and attributes in XML content

Indicate differences between two XML documents

genericSAXHandlers

SAX generic callback handler list

removeXMLNamespaces

Remove namespace definitions from a XML node or document

XML Event/Callback element-wise Parser

Compute name of URL relative to a base URL

xmlEventHandler

Default handlers for the SAX-style event XML parser

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

Manipulate sibling XML nodes

Create a copy of an internal XML document or node

toString.XMLNode

Creates string representation of XML node

Example XML Event Parser Handler Functions

xmlContainsEntity

Checks if an entity is defined within a DTD.

dtdValidElement

Determines whether an XML tag is valid within another.

Apply function to nodes in an XML tree/DOM.

Output internal XML Tree

Converts non-XML node objects to XMLTextNode objects

Determine the line number of an (internal) XML node

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

Look up an element via the XML catalog mechanism

Determines the encoding for an XML document or node

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

Classes to describe an XML node object.

xmlElementsByTagName

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

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

XMLInternalDocument-class

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

Transform between XML representations

ensureNamespace

Ensure that the node has a definition for particular XML namespaces

Manipulate XML catalog contents

print.XMLAttributeDef

Methods for displaying XML objects

Class to describe a reference to an XML DTD

Applies a function to each of the children of an XMLNode

Get the value of an attribute in an XML node

XMLCodeFile-class

Simple classes for identifying an XML document containing R code

Assign sub-nodes to an XML node

xmlStructuredStop

Condition/error handler functions for XML parsing

Get the names of an XML nodes children.

xmlAttributeType

The type of an XML attribute for element from the DTD

Find the XInclude node associated with an XML node

Accessors for name of XML document

Extract data from a simple XML document

Add child nodes to an XML node

Terminate an XML parser

Create an XML node

xmlFlatListTree

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

makeClassTemplate

Create S4 class definition based on XML node(s)

Gets the sub-nodes within an XMLNode object.

Get XML/HTML document parse errors

Parse XML content and add it to a node

Read data from one or more HTML tables

startElement.SAX

Generic Methods for SAX callbacks

Add children to an XML node

Determines which native XML parsers are being used.

Retrieve the namespace value of an XML node.

The number of sub-elements within an XML node.

xmlNamespaceDefinitions

Get definitions of any namespaces defined in this XML node

Classes for working with XML Schema

Determine the number of children in an XMLNode object.

xmlSchemaValidate

Validate an XML document relative to an XML schema

xmlOutputBuffer

XML output streams

An internal, updatable DOM object for building XML trees

Get the top-level XML node.