Prefix Lines
Prefix lines with counts.
Prefix each line; also line count and length.
What Prefix Lines does
Prefix each line; also line count and length.
Practical limit for Prefix Lines: Empty fails. That is why output can differ from heavy desktop Developer software. Read the tool-specific note again: Prefix each line; also line count and length.
How to use Prefix Lines
- Keep this tab on Prefix Lines (/developer/prefix-lines). Pasting into the wrong Developer tool (for example Suffix Lines) changes the job.
- Paste or type the input Prefix Lines expects. Path hint: developer · prefix lines. Prefix lines with counts.
- Apply the Prefix Lines action only. Indent Spaces is a different transform (Indent lines with counts.). Prefix each line; also line count and length.
- Copy the output of Prefix Lines if you need it elsewhere. Size/complexity still follows: Empty fails.
- If the text job is actually Suffix lines with counts., leave Prefix Lines and open Suffix Lines.
When not to use Prefix Lines
Skip Prefix Lines when a neighbor tool matches better — start with Suffix Lines or Indent Spaces — or when the description already warns the job will fail. In the tool’s own words: Prefix each line; also line count and length.
Questions about Prefix Lines
- What does Prefix Lines do that other Developer pages on this site do not?
- Prefix each line; also line count and length. Short version: Prefix lines with counts.
- Does Prefix Lines upload my file or text to Tool-You servers?
- No. Prefix Lines runs in this browser tab. Files stay on the device. Limit note: Empty fails.
- Should I use Suffix Lines instead of Prefix Lines?
- Use Prefix Lines when you need Prefix lines with counts. Use Suffix Lines when you need Suffix lines with counts. They share a category (Developer) but not the same job.
- What are the limits of Prefix Lines?
- Empty fails. Also: Prefix each line; also line count and length.