Atari XL

ABS (N)
ADR(C$)
AND
ASC (C$)
ATN(N)
BYE
CHR$(N)
APPENDIX 1
BASIC COMMANDS
Returns the absolute value of
an umber (removing the
minus sign).
Chapter 8
Returns the address of a
string in memory.
Chapter 17
Logical operator. Returns the
value TRUE if both operands
are true (1).
A = BANDCAisTRUEifB
and C are both TRUE.
Chapter 9
Function. Returns the ASCII
code of a character, or of the
first character of a string.
Chapter 7
Function. Gives the angle, in
radians or degrees, whose
arctangent is N.
Chapter 8
Causes exit from BASIC to
Self-Test mode.
Converts ASCII codes to
characters in string form.
Chapter 7
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