This is documentation for an old release of NumPy (version 1.17). Read this page in the documentation of the latest stable release (version 2.2).
numpy.char.zfill¶
-
numpy.char.zfill(a, width)¶ Return the numeric string left-filled with zeros
Calls str.zfill element-wise.
Parameters: - a : array_like, {str, unicode}
Input array.
- width : int
Width of string to left-fill elements in a.
Returns: - out : ndarray, {str, unicode}
Output array of str or unicode, depending on input type
See also