parse longitude and latitude
Value
data.frame, with columns lon, lat. on an invalid values, an NA
is returned. In addition, warnings are thrown on invalid values
Examples
parse_lon_lat("-120.43", "49.12")
#> lon lat
#> 1 -120.43 49.12
if (FALSE) { # \dontrun{
parse_lon_lat("-120.43", "93")
parse_lon_lat("-190", "49.12")
parse_lon_lat("240", "49.12")
parse_lon_lat("-190", "92")
# many
lons <- c("45W54.2356", "181", 45, 45.234234, "-45.98739874")
lats <- c("40.123°", "40.123N74.123W", "191.89", 12, "N45 04.25764")
parse_lon_lat(lons, lats)
} # }