Center Integers
Center integers within the width of the longest one. Runs entirely in your browser, so your data never leaves your device.
0 chars · 0 lines
Output
The result appears here as you type.
How to use Center Integers
- 1. Paste a column of integers. Enter your integers one per line. The tool measures the width of the longest one in the list before it does any padding.
- 2. See them centered as a column. Every shorter integer is padded with spaces on both sides so it lines up in the middle of the widest one, producing a visually centered column instead of a left- or right-aligned list.
- 3. Copy the centered column. Copy the padded output into a monospace context like a code comment, plain-text table or terminal output where the spacing will render correctly.
When to use Center Integers
Center Integers pads a list of whole numbers with spaces so each one sits centered within the width of the longest entry, forming a neat column. It only makes sense in monospace contexts where spacing is preserved.
- Formatting a plain-text table. A README or terminal-based report lists integers of varying digit lengths, like 5, 42 and 123, and left alignment looks lopsided. Centering them gives the column a tidier, more symmetric look.
- Preparing ASCII art or a scoreboard. A retro-style scoreboard rendered in plain text wants each score centered under its column heading. Paste the raw scores in and copy the aligned version straight into the display.
- Cleaning up a code comment listing values. A comment block enumerating constant values in a source file looks better with each number centered rather than jammed against the left margin.
- Building a quick print layout. A printed or emailed list of reference numbers needs consistent visual balance rather than a ragged left edge. Center them here before pasting into the final document.
Examples
Center a column of integers
Input
5 42 123
Output
5 42 123
Uneven padding goes to the right
Input
1 2020
Output
1 2020
About the Center Integers tool
Center Integers does its work locally, right in the browser. Center integers within the width of the longest one. There is no upload step, no queue and no account, and your data never travels over the network.
It belongs to the Integer Tools collection on EditSafely, a set of 133 small, focused Integer utilities that share the same instant, private workspace.
There is nothing to configure. Provide the input and the result appears on its own. 2 worked examples further down the page show exactly what the tool produces for real inputs.
Running locally also makes the tool fast and dependable: results appear as you type or drop a file, there is no server outage that can take it down mid-task, and confidential data can be processed without a second thought.
Frequently asked questions
Does Center Integers cost anything?
Yes, it is completely free. All 2,658 tools on EditSafely work without an account, a subscription or usage limits.
Is it safe to paste sensitive or confidential data?
No data leaves your device. The whole tool is JavaScript that runs inside your browser tab, so there is no upload, no server-side processing and no log of what you did. If you disconnect from the internet after the page loads, it keeps working.
How much text can I process at once?
There is no fixed limit. Because the work happens on your own device rather than on a shared server, the practical ceiling is your machine's memory, which comfortably handles inputs far larger than typical online tools allow.
Do I need to sign up or install anything?
Nothing to install and no account needed. Open the page in any up-to-date browser, including on a phone or tablet, and the tool is ready.
How do I use the result?
The output panel has a one-click copy button, and you can keep refining the input while you work; the result updates in place as you type.