Name

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      UNIQUE

Purpose

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      Return the unique elements of an array.

Category

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Calling Sequence

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      out = unique(in, count)

Inputs

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      in = input array to process. in

Keyword Parameters

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Keywords

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        /SORT means sort array before selecting unique elements.

Outputs

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      out = returned unique elements from in. out
      count = cw# occurances of each unique element. out

Common Blocks

---

Notes

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      Notes: unsorted arrays only have repeated elements
        dropped, use /SORT to drop all extra repeated elements.

Modification History

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      R. Sterner, 4 Oct, 1993
      R. Sterner, 5 Oct, 1993 --- added count.
  Copyright (C) 1993, 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.