40LPRINT CHR$(27);"\";CHR$(I*2O);CHR$(O);
50LPRINT "Horizontal";
60LPRINT CHR$(27);"\";CHR$(I*lO);CKR$(O);
70 LPRINT "Tab . '
80NEXT I
90 END
Relative | Horizontal | Tab. |
Relative | Horizontal | Tab. |
Relative | Horizontal | Tab. |
nVertical tabs
Vertical tabs have the same kinds of uses that horizontal tabs do - they just work in the other direction. Horizontal tabs allow you to reach a specific column on the page no matter where you start from. Vertical tabs are the same. If you have a vertical tab set at line 20, a vertical tab (or (VT)) will move you to line 20 whether you start from line 5 or line 19.
L
Vertical tabs are notset at the
c.
up tabs, the command advances the paper only one line. Enter this program to see how this works.
i | 10 | ’ Demo | of vertical | tabs |
|
| 40 | LPRINT | CHR$(ll);"FIRST |
| TAB." |
L | 50 | LPRINT | CHR$(ll);"SECOND | TAB." | |
| 60 | LPRINT | CHR$(ll);"THIRD |
| TAB." |
I. | 70 LPRINT CHR$(ll);"FOURTH | TAB." | |||
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i | Now, let’s set some vertical tabs of our own. Add these lines |
| to the program: |
i |
|
L |
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| 20 LPRINT CHR$(27);"B";CHR$(lO);CHR$(l5); |
i. | 30 LPRINT CHR$(25);CHR$(3O);CHR$(O); |
L
I
(ESC) “B” is the command horizontal tab setting command,
to set vertical tabs. Like the tab positions must be defined
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