PS TEXT EDIT Reference Manual

DISPLAYLINE
TEDIT Commands
058059 Tandem Computers Incorporated 3–51
Tips
You can use SHOWNUMBER ON to show line numbers.
You can use RULER to show column numbers.
After you enter the DISPLAYLINE command and see the response
lines, you can press the HELP key once to see a short help text and
twice to see the complete help text.
Related Commands
SHOWNUMBER displays the current line numbers.
RULER displays column numbers on the line below the cursor.