Atari 65XE, Owner'S Manual

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RESTORE RES. Allows data to be read more than
once.
RETURN RET. Returns the computer from a sub-
routine to the statement immediately
following the one in which GOSUB
appears.
RND Returns a random number between 0
and 1, but never 1.
RUN RU. Executes the program; sets normal
variables to 0; undims arrays and
strings.
SAVE S. Causes data and programs to be
recorded on disk under the filespec
provided with SAVE. Functions as an
I/O command.
SETCOLOR SE. Stores hue and luminance color data
in a particular color register.
SGN R 1 if the value is positive, 0
if zero, -1 if negative.
SIN Returns the trigonometric sine of a
given value in degrees or radians.
SOUND SO. Controls register, pitch, distortion,
and volume of a tone or note.
SQR Returns the square root of a specified
value.
STATUS ST. Calls status routine for a specified
device.
STEP Used with FOR-NEXT. Determines the
quantity to be skipped between each
pair of loop variable values.
STICK Returns the position of the stick game
controller.
STRIG Returns 1 if stick trigger button is not
pressed, 0 if pressed.
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