This operator inverts the latitudes of all fields on a rectilinear grid.
cdo_invertlat(ifile, ofile = NULL)
Operators that output one or more files return a character vector to the output files.
Operators that output an indefinite number of files return a string with the basename of the files.
Operatos that don't return filenames return a character vector with the string output.
String with the path to the input file.
String with the path to the output file.