POSline TPC7030, Programming Manual

Page: 29 / 131

UCASE$
Purpose
Κ
To return a copy of a string in which all lowercase letters will
be converted to uppercase letters.
Syntax
Κ A$ = UCASE$(Str$)
Example
Κ
Str$="abcdeFG"
PRINT UCASE$(Str$)
PRINT UCASE$("168BBqRrGgIbB")
Description
Κ A$ is a string variable to be assigned to the result.
Str$ may be a string variable, string expression, or string
constant.
STR$
Purpose
Κ
To convert a numeric expression to a string.
Syntax
Κ A$ = STR$(N%) or
A$ = STR$(N!)
Example
Κ
Str$=STR$(168)
PRINT Str$
Description
Κ A$ is a string variable to be assigned to the result.
N% is a numeric expression.
VAL
Purpose
Κ
To return the numeric value of a string expression in interger
form.
Syntax
Κ A% = VAL(Str$)
Example
Κ
PRINT VAL("16898")
Description
Κ A% is an integer variable to be assigned to the result.
Str$ is a string that includes numeric characters.If the first
character is not numeric, this command return 0.
VALR
Purpose
Κ
To convert a string expression to a real number.
Syntax
Κ A! = VALR(Str$)
Example
Κ
PRINT VALR("168.598")
Description
Κ A! is real number variable to be assigned to the result.
Str$ is a string that includes numeric characters. The
precision of converted result is governed by the command
SET_PRECISION.
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Programming Manual Ver. 1.00 28/131