Content operator
The operator is an extension of the IEC 61131-3 standard.
The operator allows dereferencing of a pointer. Append the operator as ^ on the pointer identifier.
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Shift of contents of addresses through online change If you use an online change, contents of addresses may shift. |
Example:
ST:
pSample : POINTER TO INT;
nInt1 : INT;
nInt2 : INT;
pSample := ADR(nInt1);
nInt2 := pSample^;