public NcVarAtt(NcGroup grp, NcVar var, Int32 index) : base(false) {
ASCIIEncoding encoder = new ASCIIEncoding();
groupId = grp.GetId();
varId = var.GetId();
byte[] buffer = new byte[(int)NetCDF.netCDF_limits.NC_MAX_NAME];
NcCheck.Check(NetCDF.nc_inq_attname(groupId, varId, index, buffer));
string sbuffer = encoder.GetString(buffer);
myName = sbuffer.Substring(0, sbuffer.IndexOf('\0')); // A null-terminated C-string
}
