PLC_PRG PROGRAM PLC [...] ; 如果 PLC_PRG 在一 [...] 1 仅有一个调用(在 PLC
_A . PLC_PRG 来电 FB_B 因此 [...] ; //access to member of FB_B PROGRAM PLC_PRG VAR g
Error := TO_USINT(usint [...] PROGRAM PLC_PRG VAR by [...] equal to or bigger
: POINTER TO <basic type> 参考: REFERENCE TO [...] 代码违反了命名约定并且难以阅读。 PROGRAM plc1 VAR var
PLC_PRG VAR [...] TO INT; END
PROGRAM PLC_PRG VAR i [...] ; END_VAR IF INT_TO
PLC [...] PLC [...] 都会被执行 PLC_PRG 值为 8。变量 x