Sharp MZ-800 - Page 182

\
Comment statements and control statements
: REM 200 REM JOB1 REM is a comment statement; ignored when program is executed.
STOP 850 STOP Stops program execution and awaits command. If CONT command
given here, program continues.
| END 2000 END Indicates end of program. Executes program end.
CLR 300 CLR All numerical variables and character variables become 0 or vacant
(null); all array variables return to undetermined condition. All DEF
FN statements also become invalid.
CURSOR 50 CURSOR 25, Specifies the position by numerals or variables: form 0 to 39 from
15 the left end in the X axis direction , and 0 to 24 from the top end in
60 PRINT ABC” the Y axis direction. For the example at the left, string ‘‘ABC"’ is
displayed from the 26th cursor position from the left end of the
screen and the 16th cursor position from the top end.
CONSOLE 10 CONSOLE O, ‘The scroll range covers the whole screen.
25, 0, 40
20 CONSOLE 5, Specifies the scroll range form the Sth line to the 15th line.
15
30 CONSOLE 0, Specifies the scroll range from the Sth line to the 30th line.
25, 5, 30
40 CONSOLE 0, Specifies the scroll range to a 10x 10 range.
) 10, 0, 10
50 CONSOLE 2, Specifies the scroll range to the scroll range shown in the figure
20, 2, 35 below.
(39,0)
:
(39,24)
SIZE ? SIZE Displays the unused size (in bytes) of the BASIC text area.
TIS 100 TI$ = Sets the internal clock to 10:20:30 PM. Time data are expressed as a
) 222030" _6-digit figure within quotation marks.
Music control statements
MUSIC 300 TEMPO 7 Tempo 7 (fastest speed) is specified by statement number 300. By
TEMPO 310 MUSIC’’DE# statement number 310, re mi fa# sol la (midrange) are played at tem-
FGA” po 7. If there is no TEMPO statement, the music is played at the
tempo of the default value.
300 M1$="C3E In this example, the melody is substituted to the 3 string variables
G+c”" and the MUSIC command is executed, When the staff notation is
310 M2$="BGD used, the notes below are played. Note that, because there is o TEM-
-G" PO statement, the playing is at the default value tempo.
320 M3$=
“CBR5"
330 MUSIC M1$,
M28,M3$
9-7