Returns the children of an XML element.
fxml_getChildren(xmlflat.df, elemid)
xmlflat.df | A flat XML dataframe created with |
---|---|
elemid | The ID of the XML element. The ID is the value of the |
The IDs (xmlflat.df$elemid.
) of the children of the XML element with ID elemid
. If no children exist, NULL
is returned.
# Load example file with population data from United Nations Statistics Division # and create flat dataframe example <- system.file("worldpopulation.xml", package="flatxml") xml.dataframe <- fxml_importXMLFlat(example) # Get all the children (sub-elements) of the XML element with ID 4 (xml.dataframe$elemid. == 4) fxml_hasChildren(xml.dataframe, 4)#> logical(0)