numpy.char.zfill

char. zfill ( a, width ) [source]

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

str.zfill