Copy Cursor Method - AMSTRAD cpc 6128 User Instruction

Now press [RETURN] and line 5 will now be corrected in the memory. Type in:
L;
5
t
.[RETURN]
.... to check line 5 is now correct.
The AUT 0 command, described later in this manual, may be used to edit a number of
successive lines in a similar manner to that described in the Editing Cursor Method.
Copy Cursor Method
The copy cursor is another cursor (in addition to the one already on the screen) which
comes into view when you hold down [SHIFT] and press one ofthe cursor keys. It then
detaches itself from the main cursor and can then be moved around the screen
independently. '
To correct the mistakes in line 1 0 and 30, hold down the [SHIFT] key then press the
cursor up key
0.
until the copy cursor is positioned over the very beginning of line
1 0. You will notice the main cursor has not moved, so there are now two cursors on
the screen. Now press the [COPy] key until the copy cursor is positioned over the
space between you and n a me. You will notice that line 1 0 is being re-written on the
last line and the main cursor stops at the same place as the copy cursor. Now type in
the letter r. This will appear on the bottom line only.
The main cursor has moved but the copy cursor stayed where it was. Now press the
[COPy] key until the whole of line 1 0 is copied. Press [RETURN] and this new line
10 will be stored in the memory. The copy cursor disappears and the main cursor
positions itself under the new line 1 0. To correct the second mistake, hold down
[SHIFT] and press the cursor up key
0.
until the copy cursor appears over the
very beginning ofline 30.
Press [COPy] until the copy cursor is positioned over the quotation marks next to
say. Now press the space bar once. A space wiil be inserted on the bottom line. Hold
down the [COPy] key until the whole ofline 30 is copied, then press [RETURN].
You can now list the program to check that it is corrected in the memory by typing in:
Lis
t
[RETURN]
NOTE: To move the cursor quickly (during editing) to the left or right hand end of a
line, hold down the [CONTROL] key then press the left
Q
or right
I)
cursor key once.
Now reset the computer by pressing [CONTROL] [SHIFT] and [ESC] keys.
IF
The I F and THE N commands ask the computer to test for a specified condition, then
take action depending upon the result ofthat test. For example, in the instruction:
Chapter 1 Page 28
Foundation Course