ADVANCED: ADDR

The ADDR operator returns the address of a VPL object. The address of an object is always a PTR type.

Example:

INCLUDE rtcu.inc
 
VAR
  a : INT;
  b : PTR;
END_VAR;
 
PROGRAM test;
 
BEGIN
  // assign the address of 'a' to b
  b := ADDR(a);
  ...
END;
 
END_PROGRAM;