getXMLErrors: Get XML/HTML document parse errors

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

Description

This function is intended to be a convenience for finding all the errors in an XML or HTML document due to being malformed, i.e. missing quotes on attributes, non-terminated elements/nodes, incorrectly terminated nodes, missing entities, etc. The document is parsed and a list of the errors is returned along with information about the file, line and column number.

Usage

getXMLErrors(filename, parse = xmlParse, ...)

Arguments

filename	the identifier for the document to be parsed, one of a local file name, a URL or the XML/HTML content itself
parse	the function to use to parse the document, usually either xmlTreeParse or htmlTreeParse.
...	additional arguments passed to the function given by parse

Value

A list of S3-style XMLError objects.

Author(s)

Duncan Temple Lang

References

libxml2 (http://xmlsoft.org)

See Also

error argument for xmlTreeParse and related functions.

Examples

     # Get the "errors" in the HTML that was generated from this Rd file
  getXMLErrors(system.file("html", "getXMLErrors.html", package = "XML"))

## Not run: 
  getXMLErrors("http://www.omegahat.org/index.html")

## End(Not run)

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