Index

ABS command 11-4 absolute value 11-4 accessing files 8-1, 10-8 lines (editor) 4-4 - 4-5 OS-9 commands from BASIC 3-7 ACS command 11-5 adding lines 4-10 - 4-12 addition 7-3 - 7-4 ADDR command 11-6 address of variable 6-8, 11-6 space 11-6 advantages of BASIC09 1-1 1-2 ALPHA (medium-res) 9-9, 9-13 alphanumeric mode 9-10 screen 9-9, 9-13, 9-30 ALT key 1-6, 9-4 AND command 11-8 logical AND command 11-84 operator 7-3, 7-4, 7-7 appending data to files 8-3 strings 7-6 ARC command (high-res) 9-50 arccosine 11-5 arcsine 11-10 arctangent 11-11 arithmetic

function speed operators 7-3 array 6-9 - 6-13 address 11-6 element 6-9 index 11-12

12-2

with random access files 8-9

ASC command 11-9 ASCII character value 11-18 codes 9-1 - 9-6, 11-9 ASN command 11-10 assign variable storage 11-31 variable values 11-78 variables (debug) 5-3 ATN command 11-11 auto execution 3-8 automatic error checking 1-4

background color high-resolution 9-34 medium-resolution 9-11 backslash 1-6 BAR command (high-res) 9-52 - 9-53 base 10 logarithm 11-83 BASE command 11-12 - 11-13 BASIC09 advantages 1-1 - 1-2 graphics with 128K 9-37 - 9-39 quitting 1-5, 3-1 starting 1-2 - 1-4 starting windows from 9-39 - 9-41 beep 9-54 beginning debug 5-1 BELL command (high-res) 9-54 binary data record 11-58 - BLNKOFF command (highres) 9-55 BLNKON command (highres) 9-55 BOLDSW command (highres) 9-56

BASIC09 Reference

Boolean data 6-1 - 6-2, 6-5 functions 7-10 OR 11-106 TRUE 11-175 - 11-176 value 11-51 border color (high-res) 9-58, 9-65 BORDER command (highres) 9-58 BOX command 9-60 - 9-61 brace characters 1-6 BREAK command (debug) 5-2 key 1-6, 5-2 breakpoint (debug) 5-2 buffer defining 9-78 font (high-res) 9-94 get/put (high-res) 9-117 group (high-res) 9-101 pattern (high-res) 9-111 button, joystick (mediumres) 9-9, 9-22 BYE command 1-5, 3-1, 10-9, 11-14 byte data type 6-1 - 6-2 numeric range 6-2 retrieval from a file 8-5 type functions 7-9

calculate low-res characters 9-5 sine 11-154 square root 11-158 call a shell command 10-9 carriage return 1-7 high-resolution 9-67 CHAIN command 11-15 - 11-16 changing a procedure name 10-9 color (high-res) 9-65 - 9-66

changing (cont'd) color (medium-res) 9-9 directory 3-1, 3-7, 10-9,

11-17, 11-19 file pointer 11-148 procedures 1-4

scale (high-res)

9-122 text 4-7 - 4-9 text (editor) 4-1 - 4-2 working area (high-res)
9-76

character backslash 1-6 blink (high-res) 9-55 braces 1-6 brackets 1-6 fonts 9-43 - 9-44 graphic 1-6 high-resolution 9-8, 9-94 reverse video (high-

res) 9-120 tilde 1-6 underline (high-res)

9-126 underscore 1-6 up arrow 1-6 value 11-18 vertical bar 1-6

CHD command 3-1, 3-7,
10-9, 11-17, 11-19
CHX command 3-1, 3-7,
10-9, 11-17 - 11-19

CIRCLE high-resolution 9-62 medium-resolution 9-9,

9-15 - 9-16 _

CLEAR high-resolution 9-64 key 1-6 medium resolution 9-9,

9-17
close a window (high-res)
9-83 - 9-84

9-121 -
Index

CLOSE command 11-21 code

color

command

ASCII 9-1 - 9-6, 11-9 error 11-43, A1 - A4 COLOR high-resolution 9-65 medium resolution 9-9,

9-18, 9-19

codes (medium-res)

9-10 - 9-11 default 9-79 high-resolution 9-31,

9-109 - 9-110 medium-resolution 9-11 of border (high-res)

9-58 - 9-59

of pixel (medium-res)

9-28 - 9-29

of screen (medium-

res) 9-26 palette default 9-79 set (medium-res) 9-18 -

9-19

interpreter 3-1 line storage area 3-3 line symbols 11-2 lines using spaces 2-2 mode 1-3 mode reference 10-9 commands by type 10-7 configuring (high-res)

9-47

debug 10-11 drawing (high-res) 9-46 editing 10-10 executing OS-9 3-7 - 3-8 font (high-res) 9-49 quick reference 10-1 -
10-6 system 3-1

11-20 - commands (cont'd)

text/cursor (high-res)

9-48 using wildcards 3-5 window (high-res) 9-45 comments in a procedure
11-135 - 11-136 compile procedure 3-1, 3-8 -
3-9, 10-9 compiler, multipass 12-1 compiling procedures 1-5 saving space 1-2 complement, logical 11-96 complex data structure 1-2,

8-11 - 8-12, 11-177

11-178 data types 6-1, 6-13

6-16

compressed procedures 12-1 concatenation 7-3 condensed procedures 3-1 configuring commands (high-
res) 9-47 constant expressions 12-4 constants, string 6-7 control key 1-6 converting data types 6-6, 7-2 numeric types 11-54,

11-71, 11-162 - 11-163 string data 11-181 -

11-183

copying structure elements
6-16 COS command 11-22 _ cosine 11-22 create data types 11-177 overlay windows (high-

res) 9-107 procedures 2-1 random access files 8-6

8-9

BASIC09 Reference

create (cont'd) sentences procedure 4-3 sequential files 8-2 - 8-3 windows 9-35 - 9-36

CREATE command 8-2 - 8-3,
8-6 - 8-7, 11-23 - 11-24
CRRTN command (high-
res) 9-67
CTRL key 1-6 - 1-7
CTRL-BREAK key
sequence 1-6, 3-1
CURDWN command (high-

res) 9-68

CURHOME command 9-69
CURLFT command (high-
res) 9-70
CUROFF command (high-
res) 9-71
CURON command (high-
res) 9-72
current command line 1-7
CURRGT command (high-
res) 9-73

cursor graphics (high-res) 9-95, 9-119 graphics (mediumres) 9-27 invisible (high-res) 9-71 movement 1-6, 9-67 - 9-68, 9-74 - 9-75 position 11-116

CURUP command (high-
res) 9-74
CURXY command (high-
res) 9-75
CWAREA command (high-res)
9-76 - 9-77

data

changing in sequential file 8-4 complex types 6-1, 6-13 - 6-16 constants 6-6 - 6-7

data (cont'd) directory 3-7 items 6-1 manipulation 7-1 - 7-2 meaning 6-1 pointer 11-140 reading 11-132 - 11-133 structure 1-2, 11-17 7 - 11-178, 12-2 structure address 11-6 to files 8-1 type, Boolean 6-5 type, byte 6-2 type, conversion 7-2 type, integer 6-3 type, real 6-3 - 6-4 types 6-1, 10-8, 11-177 - 11-178, 12-1 types, creating 11-177 - 11-178 DATA command 11-25 - 11-26

DATE $ command 11-28 day 11-27 deallocate

buffer (high-res) 9-102

graphics memory 9-30
windows (high-res)
9-83 - 9-84
debug
beginning 5-1
breakpoint 5-2
commands 5-2 - 5-4,
10-11
display procedure 5-3
quitting 5-3
starting 5-1, 5-4 - 5-5,
11-112
tracing 5-4
debug command
$ 5-2
BREAK 5-2
CONT 5-2

11-27 -

9-101 -
Index

debug command (cont'd)
DEG 5-2
DIR 5-3
LET 5-3
LIST 5-3
PRINT 5-3
Q 5-3
RAD 5-2
STATE 5-3
STEP 5-4
TROFF 5-4
TRON 5-4
default colors 9-79
DEFBUFF command (high
res) 9-78
DEFCOL command (high
res) 9-79
define a window (high-res)
9-86 - 9-87
defining string variables 6-4
DEG command 11-29
degrees, selecting in debug
5-2, 11-29
DELETE command 11-30
delete line 1-6, 2-2
editor 4-2
high-resolution 9-80,
9-92
deleting
procedure lines 4-6 - 4-7
procedures 3-6
delimiter 4-8

in sequential files 8-2 draw
symbols (editor) 4-8
DELLIN command (high
res) 9-80
device path 11-104
DIM command 11-31 - 11-32
DIM statement 6-2, 11-31
DIR
command 3-1 -3-2, 10-9
debug 5-3
file access 8-1

directory change 3-1, 3-7, 11-17,

11-19 data