numpy.char.swapcase¶
- char.swapcase(a)[source]¶
Return element-wise a copy of the string with uppercase characters converted to lowercase and vice versa.
Calls
str.swapcase
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','1b Ca','b Ca1','cA1b'],'S5'); c array(['a1B c', '1b Ca', 'b Ca1', 'cA1b'], dtype='|S5') >>> np.char.swapcase(c) array(['A1b C', '1B cA', 'B cA1', 'Ca1B'], dtype='|S5')