: PROGRAM PLC_PRG VAR
as in other programming languages [...] Example PROGRAM PLC
_STRUCT END_TYPE PROGRAM
PROGRAM PLC_PRG VAR
_VAR PROGRAM PLC_PRG VAR
PROGRAM PLC_PRG VAR i
main program PLC
. You program the order
_STRING : PROGRAM PLC
, most of the programming system [...] , most of the programming language [...] an undefined program