Convert tools

Add Prefix / Suffix to Lines

Wrap every text line with a chosen prefix and suffix.

Convert in your browser · No sign-up

Blank lines are included and line endings become LF. Output is limited to one million characters.

Up to 100,000 UTF-16 units per input and 1,000,000 per result. See the supported formats and examples below.

How to use

  1. Wrap every text line with a chosen prefix and suffix.
  2. Choose the mode or options, then run the tool.
  3. Review the result, then copy or download the TXT file.

Example

apple → [apple]

Details and limitations

Blank lines are included and line endings become LF. Output is limited to one million characters.

Text stays in your browser; it is not sent to a conversion server.

FAQ

Add Prefix / Suffix to Lines — What are the supported inputs and limits?

Blank lines are included and line endings become LF. Output is limited to one million characters.

Format references

Tool page updated: