Other SET statements and ASK statements

To set MARGIN or ZONEWIDTH for a file, use the following form of a SET statement, where n is a channel number (numeric expression).
SET #n : MARGIN m
SET #n : ZONEWIDTH m

ASK statements
The following ASK statements are available.
On the following, n is a channel number (numerical expression), a is a numerical variable，s$ is a string variable.
ASK #n: MARGIN a
ASK #n: ZONEWIDTH a
ASK #n: POINTER s$
ASK #n: NAME s$
ASK #n: ACCESS s$
ASK #n: RECTYPE s$
ASK #n: ORGANIZATION s$
ASK #n: ERASABLE s$
ASK #n: SETTER s$
ASK #n: FILETYPE s$
ASK #n: DATUM s$