Add Prefix / Suffix to Lines — Free Online Tool
Add a prefix and/or suffix string to every line in a text block. Skip empty lines and trim whitespace options. Common use cases: SQL single-quote wrapping, HTML tag wrapping, adding comment markers, or wrapping CSV values.
100% client-side. No uploads. Your data never leaves your browser.
How to use Add Prefix / Suffix to Lines
- Paste lines into the input area.
- Enter the prefix and/or suffix to add.
- Toggle 'Skip empty lines' if needed.
- Copy or download the result.
Frequently Asked Questions
Can I add both prefix and suffix at once?
Yes. Both fields are applied simultaneously to each line.
What does 'Skip empty lines' do?
Empty lines in the input are passed through unchanged without adding the prefix/suffix.
Can I use this for SQL IN clauses?
Yes. Set prefix to single quote and suffix to ',' to wrap each line for SQL IN queries.
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