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C++ API

Loadable Function: nc = netcdf( filename,mode)
Loadable Function: nc = netcdf( filename,mode,format)

open or create a netcdf file given by filename. This function returns a netcdf file object. Possible values of mode are:

  • "r", "nowrite": opens an existing file in read-only mode.
  • "w", "write": opens an existing file in read-write mode.
  • "c", "clobber": creates a new file and possibly overwrites existing data sets.
  • "nc", "noclobber": creates a new file but an existing data sets in the netcdf file cannot be overwritten.

When a new file is created, the format can be specified:

  • "classic": The default format subjected to the limitation described in http://www.unidata.ucar.edu/software/netcdf/docs/netcdf/NetCDF-Classic-Format-Limitations.html
  • "64bit-offset": For large file and data sets. This format was introduced in NetCDF 3.6.0.

See also: ncclose.

Package: octcdf