Radio Shack TRS-80 Model 100 Basic Manual page 83

Basic language lab
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In this experiment, the name RALPH in line 60 will be changed to MORT, with the
use of the Editor. Enter the command
ED IT
COO!ID
,
to activate the Editor.
Position the cursor in line 60 so that it is on the comma after the name RALPH. Line
60 should appear as:
60 DATA BETTY, 35, RALPH. 29, SKIP.
Press (BKSP) five times to delete the name RALPH. After this is done, line 60 will
appear as:
60 DATA BETTY, 35,
The cursor is correctly positioned for the insertion of the new name. Type in the name
MORT. Line 60 should appear as
60 DATA BETTY, 35, MORT, 29, SKIP,
Line 60 is in its desired form; RALPH has been replaced by the name MORT. Exit
from the Editor.
List the program to confirm that it is:
10 INPUT "YOUR NAME", N$
20 READ A$, G
30 IF A$
< )
N$ THEN GoTo 20
a0
PRINT "YOUR AGE IS"; G
50 DATA DAN, 32, RON, 38, LINDA,
az
60 DATA BETTY, 35, MORT, 28, SKIP, 3
Execute the program. Here is an example of the output:
N/",ME? 1'10RT
YOUR AGE IS 29
Ok
These experiments have illustrated how the Editor allows a character or characters to
be inserted, deleted or changed in a program without retyping any lines. With a little
practice you will become quite adept at using the Editor to make necessary changes to
your program.
77

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