EXP Returns e(2.7182818)raised to a
specified power.
FOR F. Used with NEXT to establish FOR-
NEXT loops. Introduces the range
that the loop variable will operate in
during the execution of the loop.
FRE Returns the amount of remaining user
memory in bytes.
GET GE. Used mostly with disk operations to
input a single byte of data.
GOSUB GOS. Branches to a subroutine beginning at
a specified line number.
GOTO G. Branches unconditionally to a
specified line number.
GRAPHICS GR. Specifies one of the eight graphics
modes. (GR.0 can be used to clear
the screen.)
IF Causes conditional branching or the
execution of another statement on
the same line (only if the first
expression is true).
INPUT I. Causes the computer to ask for input
from the keyboard. Execution con-
tinues only when the key is
pressed after data has been inputted.
INT Returns the next lowest whole integer
below a specified value. (Rounding is
always downward, even when the
number is negative.)
LEN Returns the length of the specified
string in bytes or characters. (One
byte contains one character.)
LET LE. Assigns a value to a specific variable
name. (LET is optional in ATARI
BASIC and can be omitted.)
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