IBM 4400 사용자 설명서
Vertical Tab Set/Clear
147
Vertical Tab Set/Clear
ASCII Code ESC B
n1 n2 n3 ... nk NUL
Hex Code
1B 42
n1 n2 n3 ... nk 00
Dec Code
27 66
n1 n2 n3 ... nk 0
Purpose
Sets vertical tab positions.
where:
n1 through nk specify the line number for the vertical tab(s), for a
maximum of 64 tab positions. NUL must be used as the
sequence terminator.
maximum of 64 tab positions. NUL must be used as the
sequence terminator.
Comment
The physical position on the paper is the product of
n and the
current line spacing. Subsequent line spacing changes alter the
tab position. If the value of
tab position. If the value of
n defines a tab stop that exceeds the
forms length, that tab position is ignored.
Vertical tab positions are set by control code ESC B and
executed by control code VT. The tab positions must be in
ascending order or the sequence terminates. More information
on Proprinter XL vertical tab setting is provided in Chapter 9,
“Vertical Page Formatting.”
executed by control code VT. The tab positions must be in
ascending order or the sequence terminates. More information
on Proprinter XL vertical tab setting is provided in Chapter 9,
“Vertical Page Formatting.”
If the ESC B command is followed immediately by a NUL, the
vertical tab positions are cleared.
vertical tab positions are cleared.
Example
The following sample illustrates vertical tab setting.