What does Shift Lines Down do that other Developer pages on this site do not?

Moves the last line to the start; reports line count. Short version: Rotate lines down with line count.

Does Shift Lines Down upload my file or text to Tool-You servers?

No. Shift Lines Down runs in this browser tab. Files stay on the device. Limit note: Empty input fails.

Should I use Shift Lines Up instead of Shift Lines Down?

Use Shift Lines Down when you need Rotate lines down with line count. Use Shift Lines Up when you need Rotate lines up with line count. They share a category (Developer) but not the same job.

What are the limits of Shift Lines Down?

Empty input fails. Also: Moves the last line to the start; reports line count.

Shift Lines Down

Rotate lines down with line count.

Moves the last line to the start; reports line count.

What Shift Lines Down does

Moves the last line to the start; reports line count.

This URL is only for Shift Lines Down (developer · shift lines down). Rotate lines down with line count. Other Developer tools on Tool-You look similar in the chrome, so the job definition below is the part that belongs to Shift Lines Down alone: Moves the last line to the start; reports line count.

How to use Shift Lines Down

Keep this tab on Shift Lines Down (/developer/shift-lines-down). Pasting into the wrong Developer tool (for example Shift Lines Up) changes the job.
Paste or type the input Shift Lines Down expects. Path hint: developer · shift lines down. Rotate lines down with line count.
Apply the Shift Lines Down action only. Drop Last Line is a different transform (Remove the last line.). Moves the last line to the start; reports line count.
Copy the output of Shift Lines Down if you need it elsewhere. Size/complexity still follows: Empty input fails.
If the text job is actually Rotate lines up with line count., leave Shift Lines Down and open Shift Lines Up.

When not to use Shift Lines Down

Skip Shift Lines Down when a neighbor tool matches better — start with Shift Lines Up or Drop Last Line — or when the description already warns the job will fail. In the tool’s own words: Moves the last line to the start; reports line count.

Questions about Shift Lines Down

What does Shift Lines Down do that other Developer pages on this site do not?: Moves the last line to the start; reports line count. Short version: Rotate lines down with line count.
Does Shift Lines Down upload my file or text to Tool-You servers?: No. Shift Lines Down runs in this browser tab. Files stay on the device. Limit note: Empty input fails.
Should I use Shift Lines Up instead of Shift Lines Down?: Use Shift Lines Down when you need Rotate lines down with line count. Use Shift Lines Up when you need Rotate lines up with line count. They share a category (Developer) but not the same job.
What are the limits of Shift Lines Down?: Empty input fails. Also: Moves the last line to the start; reports line count.