Right Pad List

Right-pad list items to reach a target length.

Input
List Splitting Options
Use one or more symbols to separate list items.
Use a smart regex to separate list items. (The regex will match the separators.)
Input Separator. Symbol, symbols, or a smart regular expression.
Right-padding Items and Length
New List length. Specify how many items total should be in the output list.
Items for Padding. Specify the items to use to pad the list.
Padded List Format
Output Separator. Specify which character to use as a joining symbol in the output list.
Get rid of empty items in the output list.
Output

What happens when you run this tool

Right-pad list items to reach a target length.

The useful question is not whether the page transformed something, but whether it transformed the right unit in the right way for the next step in your workflow.

What this tool changes

Right Pad List applies a focused transformation to the input so you can compare the before and after without writing a custom script for a one-off task.

List tools usually treat each line or separator-delimited value as a discrete item, so separators and blanks affect the result.

This tool is deterministic: the same input and the same settings produce the same output every time. All processing happens in your browser, so your input stays on your device during the transformation.

When people usually reach for it

Normalize list lengths.

Append padding items.

Prepare fixed-size lists.

Examples

Quick before and after

Input
Right Pad List input:
Email: john.doe@example.com
Status: active

Output
Right Pad List output:
Email: john.doe@example.com
Status: active

Input expectations and common surprises

Unexpected output usually comes from one of three places: the wrong unit of transformation, hidden formatting in the source, or an option that changes the rule being applied.

For deterministic tools, the same input and the same settings should reproduce the same result. If not, the input likely changed in a small but meaningful way.

Frequently Asked Questions

Will the same input and settings always produce the same output?

Yes. This tool is deterministic, so repeating the same input with the same settings produces the same result.

Does this tool process data in the browser or on a server?

This tool runs locally in your browser, so your input is processed on your device rather than being uploaded for server-side conversion.