AMSTRAD CPC464 User Manual page 178

TRON
TROFF
TRON
TR OFF
T R O N
COMMAND: BASIC includes the facility to trace the execution of a program, by reporting the
number of each line in square brackets [ ] , just before it is executed. TRON enables the feature,
TROFF turns it off.
Associated keywords: RUN
UNT
UNT( <a d d r e s s e x p r e s s i o n > )
P R I N T U N T ( 6 5 5 3 5 )
-1
FUNCTION: Converts an unsigned 16-bit integer in the range 0....65535. Returns an integer value
in the range -32768....+32767.
Associatedkeywords: INT, FIX, CINT,
ROUND
UPPER$
U P P E R $ ( <s t r i n g e x p r e s s i o n > )
P R I N T U P P E R$ ( " a m s t r a d " )
A M S T R A D
FUNCTION: Returns a new string expression the same as the input string expression) but in which
all lower case characters are converted to upper case.
Associated keywords: LOWER$
VAL
VAL(<s t r i n g e x p r e s s i o n > )
1 0 A $ = " 7 i s m y l u c k y n u m b e r"
2 0 P R I N T V A L ( A $ )
FUNCTION: Extracts a <numeric expression> from the beginning of the string expression,. The
opposite of STR $ .
Associated keywords: STR$