VT510 Video Terminal Programmer Information

IL—Insert Line

This control function inserts one or more blank lines, starting at the cursor.

Format

CSI
9/11
Pn
3/n
L
4/12

Parameters

Pn
is the number of lines to insert.
Default: Pn = 1.

Description

As lines are inserted, lines below the cursor and in the scrolling region move down. Lines scrolled off the page are lost. IL has no effect outside the page margins.