How would I parse the XML file in R and carry out basic Statistics Analysis on the data

Question

I am trying to parse the XML file in R, so that I can analysis the data. I am trying to get the mean and standard deviation of the price. Also I would like to be able to get

Answer 1

For more complex XML data, it might useful to use the XML package.

library(XML)

check <- xmlInternalTreeParse("/PathToXMLFile/checkXML.xml")
xpathSApply(check, "//timeStamp", xmlValue)
## [1] " 12:00:00:01"  " 12:00:00:02"  " 12:00:00:025" " 12:00:00:031"
## [5] " 12:00:00:039" " 12:00:00:050" " 12:00:01:01"