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# pandas.Index.is_monotonic_decreasing

property Index.is_monotonic_decreasing

  Return a boolean if the values are equal or decreasing.

  A monotonically decreasing index has values that are equal to or less than the preceding value. This is useful for checking if an index is sorted in non-increasing order.

  Returns:
    bool

  See also

  `Index.is_monotonic_increasing`

    Check if the values are equal or increasing.

  Examples

      >>> pd.Index([3, 2, 1]).is_monotonic_decreasing
      True
      >>> pd.Index([3, 2, 2]).is_monotonic_decreasing
      True
      >>> pd.Index([3, 1, 2]).is_monotonic_decreasing
      False