>  Docs Center  >  Libraries  >  JHU/APL/S1R  >  GETFILELN






      Get a line from a text file.


Calling Sequence

      txt = getfileln(file)


      file = text file name. in

Keyword Parameters


        LINE=L file line number to return. First = 1.
        KEY=K Keyword to search for. First line in
          which keyword K is found is returned as txt.
          File is searched up to line L (def=1000).
        START=S line to start keyword search.
        FOUND=F line in which keyword was found.
        ERROR=e error flag. 0=ok, 1=file not opened,
          2=LINE out of range, 3=KEY not found.


      txt = returned text string. out

Common Blocks


      Notes: If LINE or KEY not specified the first line
        is returned. If both LINE and KEY are specified
        then the search for KEY is limited to LINE lines.
        If LINE is out of range or KEY is not found then
        a null string is returned.

Modification History

      R. Sterner, 9 Mar, 1990
      R. Sterner, 26 Feb, 1991 --- Renamed from getfileline.pro
  Copyright (C) 1990, Johns Hopkins University/Applied Physics Laboratory
  This software may be used, copied, or redistributed as long as it is not
  sold and this copyright notice is reproduced on each copy made. This
  routine is provided as is without any express or implied warranties
  whatsoever. Other limitations apply as described in the file disclaimer.txt.

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