| Extracted from Pike v7.8 release 866 at 2018-07-18.

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ADT
ADT.History

# Method ADT.History()->set_no_adjacent_duplicates()

Method set_no_adjacent_duplicates

  `void set_no_adjacent_duplicates(int(0..1) i)`

Description

  Change how the History object should treat two identical values in a row. If 1 than only unique values are allowed after each other.

See also

  query_no_adjacent_duplicates