Returns the value of an XML element.

fxml_getValue(xmlflat.df, elemid)

Arguments

xmlflat.df

A flat XML dataframe created with fxml_importXMLFlat.

elemid

The ID of the XML element. The ID is the value of the elemid. field in the flat XML dataframe.

Value

The value of the XML element with ID elemid. NA is returned if the element has no value.

See also

Examples

# 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 the value of the XML element with ID 4 (xml.dataframe$elemid. == 4) fxml_hasValue(xml.dataframe, 4)
#> [1] TRUE