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A
PPENDIX
C.
QA
BASIC C
OMMAND
S
UMMARY
This appendix is an abbreviated summary of all of the
available qaBASIC Commands. A more detailed descrip-
tions of the commands are in Chapter 2.
Table C-1. qaBASIC Command Summary
Command
Description
<>
Conditional comparison - not equal
<=
Conditional comparison - less than or equal to
>=
Conditional comparison - greater than or equal to
=
Conditional comparison - equal to, or assignment
<
Conditional comparison - less than
>
Conditional comparison - greater than
x + y
Add two numbers
x - y
Subtract two numbers
x * y
Multiply two numbers
x / y
Divide two numbers
x ^ y
Take x to the y power
? x, ? string$
See Print
@
Can be used in place of at
:
Allows multiple commands to be placed on one line
;
Placed after a print statement to prevent a carriage return and linefeed from being
appended to the end of the printed characters
#
An abbreviated form of REM - must be the first character on the line
‘
An abbreviated form of REM
acos(x)
Calculates the ArcCosine of x
and
Used to combine to conditional statements
asc(string$)
Returns the ASCII value of the characture that is passed to it
asin(x)
Calculates the ArcSine of x
atan(x)
Calculates the ArcTangent of x
atan(y,x)
Calculates the ArcTangent of (y/x)
autoscroll
Used to control whether the display scrolls when the cursor is on the last line of the
display and a linefeed is printed
autowrap
Used to control where the display will place the next character if the cursor is at the
end of a line.
continued
