min (Function)

The min function takes two numbers as parameters and returns the value of the lowest of the two numbers.

Input:

a : DINT

The first value.

b : DINT

The second value.

Returns: DINT

The lowest value..

Declaration:

FUNCTION min : DINT;
VAR_INPUT
   a  : DINT;
   b  : DINT;
END_VAR;

Example:

INCLUDE rtcu.inc
 
VAR
   number1 : INT;
   number2 : INT;
   result  : INT;
END_VAR;
 
PROGRAM test;
 
BEGIN
   ...
   result:=INT(min(a:=number1, b:=number2));
   ...
END;
 
END_PROGRAM;