XML (version 3.98-1.9)

xmlSize: The number of sub-elements within an XML node.

Description

XML elements can contain other, nested sub-elements. This generic function determines the number of such elements within a specified node. It applies to an object of class XMLNode or XMLDocument.

Usage

xmlSize(obj)

Arguments

obj

An an object of class XMLNode or XMLDocument.

Value

an integer which is the length of the value from xmlChildren.

References

http://www.w3.org/XML, http://www.jclark.com/xml, http://www.omegahat.net

See Also

xmlChildren, xmlAttrs, xmlName, xmlTreeParse

Examples

  fileName <- system.file("exampleData", "mtcars.xml", package="XML") 
  doc <- xmlTreeParse(fileName)
  xmlSize(doc)
  xmlSize(doc$doc$children[["dataset"]][["variables"]])