length.XMLNode {XML} | R Documentation |
Determine the number of children in an XMLNode object.
Description
This function is a simple way to compute the number
of sub-nodes (or children) an XMLNode
object
possesses.
It is provided as a convenient form of calling the
xmlSize
function.
Usage
## S3 method for class 'XMLNode'
length(x)
Arguments
x |
the |
Value
An integer giving the number of sub-nodes of this node.
Author(s)
Duncan Temple Lang
References
https://www.w3.org/XML/, http://www.jclark.com/xml/, https://www.omegahat.net
See Also
Examples
doc <- xmlTreeParse(system.file("exampleData", "mtcars.xml", package="XML"))
r <- xmlRoot(doc, skip=TRUE)
length(r)
# get the last entry
r[[length(r)]]
[Package XML version 3.99-0.17 Index]