Number Zero Padding
Pad numbers with leading zeros to a fixed width.
Non-numeric lines pass through unchanged.
Output
0001 0023 0456 hello 7890
About
Take 1, 2, 3 and turn them into 001, 002, 003. Useful for filenames, IDs, and lining up numbers in lists. Paste a list of numbers, pick a width, get padded output.
How to use
- Paste a list of numbers (one per line).
- Set the desired width.
- Copy the padded list.
FAQ
What if a number is wider than the width?+
It's left as-is. Padding only adds zeros, never truncates.