numpy.char.lower#
- char.lower(a)[source]#
Return an array with the elements converted to lowercase.
Call
str.lower
element-wise.For 8-bit strings, this method is locale-dependent.
- Parameters
- aarray_like, {str, unicode}
Input array.
- Returns
- outndarray, {str, unicode}
Output array of str or unicode, depending on input type
See also
Examples
>>> c = np.array(['A1B C', '1BCA', 'BCA1']); c array(['A1B C', '1BCA', 'BCA1'], dtype='<U5') >>> np.char.lower(c) array(['a1b c', '1bca', 'bca1'], dtype='<U5')