Does Drop First Line upload my file or text to Tool-You servers?

No. Drop First Line runs in this browser tab. Files stay on the device. Limit note: First line removed. Empty fails.

Should I use Drop Last Line instead of Drop First Line?

Use Drop First Line when you need Remove the first line. Use Drop Last Line when you need Remove the last line. They share a category (Developer) but not the same job.

Drop First Line

Remove the first line.

Removes the first line after normalizing newlines. Unlike Drop Last Line this is the first. Unlike Remove Blank Lines this always drops line 1. Empty fails.

What Drop First Line does

Removes the first line after normalizing newlines. Unlike Drop Last Line this is the first. Unlike Remove Blank Lines this always drops line 1. Empty fails.

This URL is only for Drop First Line (developer · drop first line). Remove the first line. Other Developer tools on Tool-You look similar in the chrome, so the job definition below is the part that belongs to Drop First Line alone: Removes the first line after normalizing newlines. Unlike Drop Last Line this is the first. Unlike Remove Blank Lines this always drops line 1. Empty fails.

How to use Drop First Line

Keep this tab on Drop First Line (/developer/drop-first-line). Pasting into the wrong Developer tool (for example Drop Last Line) changes the job.
Paste or type the input Drop First Line expects. Path hint: developer · drop first line. Remove the first line.
Apply the Drop First Line action only. Remove Blank Lines is a different transform (Drop empty or whitespace-only lines.). Removes the first line after normalizing newlines. Unlike Drop Last Line this is the first. Unlike Remove Blank Lines this always drops line 1. Empty fails.
Copy the output of Drop First Line if you need it elsewhere. Size/complexity still follows: First line removed. Empty fails.
If the text job is actually Remove the last line., leave Drop First Line and open Drop Last Line.

When not to use Drop First Line

Skip Drop First Line when a neighbor tool matches better — start with Drop Last Line or Remove Blank Lines — or when the description already warns the job will fail. In the tool’s own words: Removes the first line after normalizing newlines. Unlike Drop Last Line this is the first. Unlike Remove Blank Lines this always drops line 1. Empty fails.

Questions about Drop First Line

What does Drop First Line do that other Developer pages on this site do not?: Removes the first line after normalizing newlines. Unlike Drop Last Line this is the first. Unlike Remove Blank Lines this always drops line 1. Empty fails. Short version: Remove the first line.
Does Drop First Line upload my file or text to Tool-You servers?: No. Drop First Line runs in this browser tab. Files stay on the device. Limit note: First line removed. Empty fails.
Should I use Drop Last Line instead of Drop First Line?: Use Drop First Line when you need Remove the first line. Use Drop Last Line when you need Remove the last line. They share a category (Developer) but not the same job.
What are the limits of Drop First Line?: First line removed. Empty fails. Also: Removes the first line after normalizing newlines. Unlike Drop Last Line this is the first. Unlike Remove Blank Lines this always drops line 1. Empty fails.