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v4.2
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    中文EN
    v4.2

      length()

      Function length() returns the length of the path, namely, the number of edges in the path.

      Arguments:

      • Path <path>

      Returns:

      • Length <number>

      Common Usage

      Example: Find the shortest paths within 5 steps from card CA001 to CA002, and return the length of found paths

      n({_id == "CA001"}).e()[*:5].n({_id == "CA002"}) as paths
      limit 1
      return length(paths)
      
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