PS TEXT EDIT Reference Manual

RULER
TEDIT Commands
058059 Tandem Computers Incorporated 3–171
RULER RULER shows the column numbers on the line below the cursor.
What to Enter
{ RULER | RUL }
What Happens
RULER displays a highlighted line with numbers every ten columns and
a + every five columns. For example:
....+....10...+....20...+....30...+....40...+....50...+....60...+....70...+....
Tips
The RULER covers up the next line of text, or (if you are positioned on
the last line of the window) it covers the status line.
Press *C or CANCEL to remove the RULER line.
The column range of the RULER line is 1 through 239.
The status line shows you the numbers of the first and last columns on
the window.