How to extract variable names from a netCDF file in R?

Question

I am writing a function in R to extract some air quality modelling data from netCDF files. I have the Package \"ncdf\" installed.

In order to allow other users or my

Answer 1

If your ncdf object is called nc, then quite simply:

names(nc$var)

With an example, using the dataset downloaded here, for instance (since you didn't provide with one):

nc <- open.ncdf("20130128-ABOM-L4HRfnd-AUS-v01-fv01_0-RAMSSA_09km.nc")
names(nc$var)
[1] "analysed_sst"     "analysis_error"   "sea_ice_fraction" "mask"