read global attributes

 Hi,

How can the "file global attributes", e.g. START_DATE, be read into script ?

Yongzuo

Raptor-login[4] yli$ ncl_file edump wrfout_d01_2008-09-13_22:00:00.nc |more
 Copyright (C) 1995-2010 - All Rights Reserved
 University Corporation for Atmospheric Research
 NCAR Command Language Version 5.2.0
 The use of this software is governed by a License Agreement.
 See http://www.ncl.ucar.edu/ for more details.
Variable: f (file variable)

filename: wrfout_d01_2008-09-13_22:00:00
path: wrfout_d01_2008-09-13_22:00:00.nc
   file global attributes:
      TITLE : OUTPUT FROM WRF V3.0 MODEL
      START_DATE : 2008-09-13_06:00:00
      SIMULATION_START_DATE : 2008-09-13_06:00:00
      WEST-EAST_GRID_DIMENSION : 401
      SOUTH-NORTH_GRID_DIMENSION : 401
      BOTTOM-TOP_GRID_DIMENSION : 41
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Received on Wed Jun 2 23:28:49 2010