Text Transformers
About Add Prefix to Lines
Add Prefix to Lines is a free online text transformer from Toolbench. Prepend a prefix to every line. Paste your text and the result updates instantly as you type or change the options.
- Category
- Text Transformers
- Price
- Free
- Account
- Not required
- Runs
- Entirely in your browser
How to use Add Prefix to Lines
- Paste or type your text into the input box.
- Adjust the options (prefix, skip empty lines).
- Copy the result, or click “use output” to chain another transformation.
Example
With the default settings, this input:
The quick brown fox jumps over the lazy dog. It was a sunny day!
Indented line here.
Short linebecomes:
- The quick brown fox jumps over the lazy dog. It was a sunny day!
- Indented line here.
- Short lineOptions
| Prefix | Default: - |
|---|---|
| Skip empty lines | On / off (default on) |
Privacy
Everything runs in your browser: what you type or paste is processed by JavaScript on your device, not on a server. If you are signed out, nothing is saved at all. If you sign in with Google, your inputs and settings are saved privately to your account so they sync across devices.
Frequently asked questions
Is Add Prefix to Lines free?
Yes. Add Prefix to Lines is completely free with no sign-up, no usage limits and no watermarks.
Is my data private?
Yes. Add Prefix to Lines processes everything in your browser. Signed out, nothing is saved; signed in, your inputs sync privately to your own account.
Can I apply several transformations in a row?
Yes. All text transformers share the same input, so you can run one, click “use output” to make the result the new input, then pick another transformer.
Does it work on my phone?
Yes. Toolbench runs in any modern browser on desktop, tablet or phone — there is nothing to install.
Related text transformers
- Remove Random SymbolsDelete random punctuation and symbols.
- Add Symbols Around WordsAdd a pattern before and after each word.
- Remove Symbols Around WordsRemove patterns before and after each word.
- Add Suffix to LinesAppend a suffix to every line.
- Remove Prefix from LinesRemove a prefix from the start of each line.
- Remove Suffix from LinesRemove a suffix from the end of each line.
- Add Prefix to WordsPrepend a prefix to every word.
- Add Suffix to WordsAppend a suffix to every word.
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