This is useful for interpreting relative urls with url_relative.

xml_url(x)

Arguments

x

A node or document.

Value

A character vector of length 1. Returns NA if the name is not set.

Examples

catalog <- read_xml(xml2_example("cd_catalog.xml")) xml_url(catalog)
#> [1] "/Users/jayhesselberth/devel/xml2/inst/extdata/cd_catalog.xml"
x <- read_xml("<foo/>") xml_url(x)
#> [1] NA