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str.zfill

builtins

method of str
  • str.zfill(width, /)
Pad a numeric string with zeros on the left, to fill a field of the given width.

The string is never truncated.
© Python Software Foundation. PSF License Version 2 · Official docs ↗
1 Example
>>> "42".zfill(5)
'00042'
>>> "-42".zfill(5)
'-0042'
from the Python docs
See Also
No see-alsos for builtins/str.zfill
0 Notes
No notes for str.zfill