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# numpy.ma.filled

`numpy.ma.``filled`(a, fill_value=None)

  Return input as an array with masked data replaced by a fill value.

  If a is not a `MaskedArray`, a itself is returned. If a is a `MaskedArray` and fill_value is None, fill_value is set to `a.fill_value`.

  Parameters : | a : MaskedArray or array_like An input object. fill_value : scalar, optional Filling value. Default is None.
  Returns : | a : ndarray The filled array.

  See also

  `compressed`

  Examples

      >>> x = np.ma.array(np.arange(9).reshape(3, 3), mask=[[1, 0, 0],
      ...                                                   [1, 0, 0],
      ...                                                   [0, 0, 0]])
      >>> x.filled()
      array([[999999,      1,      2],
             [999999,      4,      5],
             [     6,      7,      8]])