PLC_PRG VAR by

PROGRAM PLC_PRG VAR by

PROGRAM PLC_PRG VAR i

PROGRAM PLC_PRG VAR dw

A := TRUE; PROGRAM PLC_PRG

PROGRAM PLC_PRG VAR i

示例： PROGRAM PLC_PRG VAR xyz

PLC_PRG VAR mydut

_TYPE PROGRAM PLC_PRG VAR u

示例： PROGRAM PLC_PRG VAR i