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# numpy.core.defchararray.lower

`numpy.core.defchararray.``lower`(a)

  Return an array with the elements of a converted to lowercase.

  Call str.lower element-wise.

  For 8-bit strings, this method is locale-dependent.

  Parameters : | a : array-like of str or unicode
  Returns : | out : ndarray, str or unicode Output array of str or unicode, depending on input type

  See also

  `str.lower`

  Examples

      >>> c = np.array(['A1B C', '1BCA', 'BCA1']); c
      array(['A1B C', '1BCA', 'BCA1'],
            dtype='|S5')
      >>> np.char.lower(c)
      array(['a1b c', '1bca', 'bca1'],
            dtype='|S5')

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