bdc_coordinates_empty {bdc} | R Documentation |
Identify records with empty geographic coordinates
Description
This function flags records missing latitude or longitude coordinates.
Usage
bdc_coordinates_empty(data, lat = "decimalLatitude", lon = "decimalLongitude")
Arguments
data |
data.frame. Containing geographical coordinates. |
lat |
character string. The column name with latitude in decimal degrees and WGS84. Default = "decimalLatitude". |
lon |
character string. The column with longitude in decimal degrees and WGS84. Default = "decimalLongitude". |
Details
This test identifies records missing geographic coordinates (i.e., empty or not applicable NA longitude or latitude)
Value
A data.frame containing the column ".coordinates_empty". Compliant (TRUE) if 'lat' and 'lon' are not empty; otherwise "FALSE".
See Also
Other prefilter:
bdc_basisOfRecords_notStandard()
,
bdc_coordinates_country_inconsistent()
,
bdc_coordinates_from_locality()
,
bdc_coordinates_outOfRange()
,
bdc_coordinates_transposed()
,
bdc_country_standardized()
,
bdc_scientificName_empty()
Examples
x <- data.frame(
decimalLatitude = c(19.9358, -13.016667, NA, ""),
decimalLongitude = c(-40.6003, -39.6, -20.5243, NA)
)
bdc_coordinates_empty(
data = x,
lat = "decimalLatitude",
lon = "decimalLongitude"
)