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Nameric Functions
ABS
ASC
ATN
CDBL
CHR
$
CINT
COS
CSNG
CSRLIN
EXP
EOF
ERL
ERR
FRE
FIX
HEX
$
INKEY
$
INPUTS
INSTR
ABS
(numexpr)
ASC
(stringexpr)
ATN
(numexpr)
CDBL
(numexpr)
CHR
$
(numexpr)
CINT
(numexpr)
COS
(radangle)
CSNG
(numexpr)
CSRLIN
EXP
(exponent)
EOF
(filenumj
ERL
ERR
FRE (dummy
argument)
FIX
(numexpr)
HEX
$ (numexpr)
INKEY
$
INPUTS
(number
[,
(
J
filenum]
)
INSTR
([start,] string,
substring)
Absolute
value.
Converts
string
character to
correspon ding
character code.
Arctangent;
inverse
tangent of angle
gi
given
in
radians.
Converts
to
double-precision
BCD-format
Converts
numeric
value
to
corresponding one-byte
character.
Converts
to 16-bit
signed
integer type.
Cosine
of angle
in
radians.
Converts
to
single-precisio
n
BCD-format
type.
Returns
row
text cursor
is
on.
E
raised
to the
power
of
n.
Indicates
whether
end-of-file
mark
reached
yet.
Contains
line
number
of
last
error.
Contains
error
number
of
last
error.
Unused
RAM
available or
unused
string
space
available.
Strips off
any
fractional part,
returning
whole
number
only.
Converts
integer to
hex
notation
in
character
string.
Returns
the character
(or a null) string
from
the
keyboard.
Returns
specified
number
of raw,
unechoed
bytes.
Position of substring
in
a string.
LEFT
$
I
NT
(numexpr)
LEFT
$
(string
expr, length)
Rounds
down
number
to
next lower
whole
part.
Substring of
specified
number
of
characters,
from
left.
LOG
LPOS
MID
$
OCT
$
PEEK
POS
RIGHTS
RND
SGN
SIN
SPACE
$
SPC
SQR
STR
$
STRING
$
TAB
TAN
USR
VAL
VARPTR
LEN
(string
expr)
LOG
(numarg)
LPOS
(1)
MID
$
(strex pr, start
char
[,
length]
)
OCT
$
(integer
expression)
PEEK
(addr)
POS
(arg)
RIGHT
$
(strexpr,
numexpr)
RND
(numexpr)
SGN
(numexpr).
SIN (numexpr)
SPACE
$
(length)
PRINT
.
.
.
SPC
(length)
SQR
(numexpr)
STR
$ (numexpr)
STRING
$
(len,
(numexpr/stringxpr))
PRINT
.
.
.;
TAB
(column);
.
.
TAN
(angle)
USR
[digit]
(expression)
VAL
(strexpr)
|
VARPTR
({variable/#
file
number))
Length
of
string.
Natural
(base
e)
logarithm
Return
printer
column
position.
Extracts
specified substring
from anywhere
in
string.
Converts
integer to octal
notation
in
character
string.
Reads
data
from any
memory
location.
Returns
column
text cursor
is
on.
Substring of
specified
number
of characters,
from
right.
Pseudo
random number
generator.
Signum
function.
Sine of angle
in
radians.
Generates
string
of
any
length containin g
blank
spaces.
PRINT command
function
producing blank
spaces.
Square
root.
Converts
number
to character
string
containing the
number.
Generates
string
with repeated
characters.
PRINT command
function
producing blank
spaces
to
any
point.
Tangent
of angle
in
radians.
function
ser-defined
machine-language
that
is
previously
set
up
Converts
character
string
containing
digits
to
number.
Return
pointer to location of
variables
and
files in
memory.
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43
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