Prefix & Suffix Each Line

Add consistent text to every line and use {n} when you also need a sequence number.

Text to add

Use {n} inside the prefix or suffix to insert a line sequence. Example: No.{n}

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Updated result

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About this tool

Add quotes to URL lists, symbols to product names, sequence numbers to rows, and other repeated line-level additions.

Frequently asked questions

What does {n} do?

It becomes an increasing line number. For example, “No.{n} ” produces No.1, No.2, and so on.

Can text be added to blank lines?

Yes. Turn off “Leave blank lines unchanged”.

Is my text sent to a server?

No. Processing and storage take place only in your browser.

Related tools

Check whether blank lines should change

The entered text is added before or after every line. When blank lines are included, characters are also inserted on visually empty lines. For quotes or delimiters, inspect both ends of several output lines.