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DBEXT

DBEXT

Name


      DBEXT

Purpose


      Extract values of up to 12 items from an IDL database

Explanation


      Procedure to extract values of up to 12 items from
      data base file, and place into IDL variables

Calling Sequence


      dbext,list,items,v1,[v2,v3,v4,v5,v6,v7,v8,v9,v10,v11,v12]

Inputs


      list - list of entry numbers to be printed, vector or scalar
              If list = -1, then all entries will be extracted.
              list may be converted to a vector by DBEXT
      items - standard item list specification. See DBPRINT for
              the 6 different ways that items may be specified.

Outputs


      v1...v12 - the vectors of values for up to 12 items.

Example


      Extract all RA and DEC values from the currently opened database, and
      place into the IDL vectors, IDLRA and IDLDEC.
              IDL> DBEXT,-1,'RA,DEC',idlra,idldec

History


      version 2 D. Lindler NOV. 1987
      check for INDEXED items W. Landsman Feb. 1989
      Converted to IDL V5.0 W. Landsman September 1997
      Avoid EXECUTE() call for V6.1 or later W. Landsman December 2006
      Assume since V6.1 W. Landsman June 2009



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