xmlHandler: Example XML Event Parser Handler Functions

In cosmicexplorer/xmlr: Tools for parsing and generating XML within R and S-Plus.

Description

A closure containing simple functions for the different types of events potentially called by the xmlEventParse, and some tag-specific functions to illustrate how one can add functions for specific DTDs and XML element types. Contains a local list which can be mutated by invocations of the closure's function.

Usage

xmlHandler()

Value

List containing the functions enumerated in the closure definition along with the list.

Note

This is just an example.

Author(s)

Duncan Temple Lang

See Also

xmlEventParse, xmlTreeParse

Examples

## Not run: 
xmlURL <- "http://www.omegahat.org/Scripts/Data/mtcars.xml"
xmlText <- paste(scan(xmlURL, what="", sep="\n"),"\n",collapse="\n")

## End(Not run)

xmlURL <- system.file("exampleData", "mtcars.xml", package="XML")
xmlText <- paste(readLines(xmlURL), "\n", collapse="")
xmlEventParse(xmlText, handlers = NULL, asText=TRUE)
xmlEventParse(xmlText, xmlHandler(), useTagName=TRUE, asText=TRUE)

cosmicexplorer/xmlr documentation built on May 30, 2019, 8:28 a.m.