Casio FX-795P - REM; INPUT {Message statement} variable name

CHAPTER.7
Command
Reference
Comment
P®
R
E
M
Character
string
nn
Function:
Statement
that
expresses
a
comment.
.
Explanation:
:
_
.
1)
Written
in
a
program.
Content
after
REM
in
one
line
is
treated
as
commen
statement
and
is
therefore
not
executed.
:A=$9
1@
REM
TEST
T
Not
executed.
2)
When
a
command
to
be
executed
is
written
on
the
same
line,
write
a
multi-
statement
sign
(:)}
before
the
REM
statement.
Example:
1@
REM
AREAcrrerrtrs
Determines
program
name.
2@
INPUT
“R=",R
3Q@
S=7*Rt2:REM
CALCULATION
Adds
comment
s
to
the
line.
4@
PRINT
5@
END
144
7-2. Program Commands
INPUT
("gzectene)
wen
e
[, [“Message statement”, ]
Character string
Variable name] *
Function:
Assigns input from the keyboard to a variable.
Parameter:
Message: Character string.
Variable name: Numeric variable name or character variable name.
Explanation:
1) Input from the keyboard is assigned to a variable when the &@ key is
pressed.
2)
If
there
is
a
message,
“?”
will
be
displayed
after
the
message
and
the
com-
puter
will
be
in
key
input
wait
status.
3) If the message is omitted, “?” only will be displayed.
4) In the key input wait status with the INPUT statement, the message and “?”
will be cleared with the first key input.
5) Error (Error 2) will occur if character string data is input to a numeric varia-
ble.
Since
“?”
will
be
displayed
again
and
a
numeric
value
input
will
be
requested
when
the
@3
key
is
pressed,
make
a
new
input.
(If
the
@
key
is
pressed, program execution will be terminated.)
6)
A
numeric
expression
can
be
used
as
the
input
to
a
numeric
variable
and
the
value
of
the
numeric
expression
will
be
assigned
to
the
numeric
variable.
In
this
case,
even
one
alphabetical
letter
will
be
regarded
as
a
numeric
expression
(variable).
7) If the J key only is pressed without inputting the numeric value or
numeric expression, the value in the numeric variable will not change.
8) If the & key only is pressed without inputting a character expression when
inputting to a character variable, null will be assigned to the. character
variable.
145