Argox PA-20 Basic Programming Manual Manual do Utilizador Página 106

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PT-Basic Programming Manual Ver. 1.00 105/143
4 Appendices
Appendix A
PT-Basic Commands list
A1. General commands
Command
description
ABS
To return the absolute value of a numeric
expression.
DIM
To specify the maximum value of variable
subscripts and to allocate storage accordingly.
GOSUB
To call a specified subroutine.
GOTO
To branch unconditionally to a specified line
number or line label from the normal program
sequence.
INT
To return the largest integer that is less than or
equal to the given numeric expression.
REM
To insert explanatory remarks in a program.
SET_PRECISION
To set the precision of the decimal points for
printing real number expression.
SGN
To return an indication of the mathematical sign
(+ or -) of a given numeric expression.
A2. Commands for decision structures
Command
description
IF … THEN … {ELSE IF…}
[ELSE…] END IF
To provide a decision structure for multiple-line
conditional execution.
ON … GOSUB …
To call one of the several specified subroutines
depending on the value of the expression.
ON … GOTO …
To branch to one of several specified Line
Labels depending on the value of an expression.
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