HP -28S Manual page 56

Begin the program with the program delimiter.
DO
r-2-:----------------~1~3~3
1: 151
«I
DlIIIiWDID!lDImHIDiIIII!1ii1l
Note that the cursor changed form and the
a
annunciator appeared,
both indicating
alpha entry mode.
Pressing the key for any pro-
grammable operation writes the operation's name in the command
line. Only non-programmable operations, such as pressing [!] to erase
a character, are executed.
Now key in the steps you executed before.
OVER
.[]fg
r.:
2 :":":-------------------::1-=5:"71 1
ROT
.1
PURGE
I 1:
«
OVER RCL ROT PURGE
. . SWAP STO
»
.~
I
STO
I
DlIIIiWDID!lDImHIDiIIII!1ii1l
I
ENTER
I
Note that the closing delimiter» was added for you.
Store the program in a variable RENAME.
~
RENAME
I
STO
I
'-3-: ---------:1:-::3=-=3
2: 133
Check the USER menu.
I
USER
I
1: 151
DlIIIiWDID!lDImHIDiIIII!1ii1l
3: 133
2: 133
1: 151
1mJ'jJ------
Note that RENAME (in abbreviated form) appears in the USER menu.
Now you're ready to execute RENAME. You'll do it first in a round-
about method, by using RCL, and then in a normal method, by using
the USER menu. The difference in the methods highlights the differ-
ence between recalling and evaluating a program variable.
3: Using Variables 55