Ones And Zeros Become Dots And Blanks; Labelled Cell - Epson FX Series User Manual

Figure
13-3.
Why all this fuss and stew about arrays? We want to show you that
the FX can simulate a plotter. And once the correspondence between
array cells and dot positions is firmly established, you can easily plot
in any direction.
Let's look at the way each cell is named. The cells are arranged in
rows and columns, so each cell can be easily pinpointed by its row and
column position.
ROW
The labelled cell of Figure
column so you can label it by its address: cell
3,
give the entire array a name, then append the address to the name.
Thus, if you name the array of Figure
A(2,3).

Ones and zeros become dots and blanks

COLUMN
Figure

Labelled cell

13-4.
sits at the intersection of row
13-4
In BASIC, you
(2,3).
array A, the cell name is
13-4
(2,3)
and
2
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