%QW1 : INT ; END_VAR PROGRAM PLC_PRG VAR [...] 2:INT; xVarOut3:INT
AT %QW1 : INT; END_VAR PROGRAM PLC_PRG VAR i [...] 5:INT; END_VAR IF iVal
2 : INT; END_VAR FOR i [...] PROGRAM PLC_PRG VAR i [...] 1 := 100; // SA0041 iVar
; instPOU:POU; END_VAR FUNCTION_BLOCK POU VAR a:INT; END_VAR a := INT#1
3 : ITF; END_VAR VAR_IN_OUT [...] _INPUT inst_itf2 : ITF; END_VAR [...] PROGRAM PLC_PRG VAR
这可能允许访问未初始化的数据。 重要性:中等 例 109 . 例子 PROGRAM PLC_PRG VAR dw [...] InFUNC(); // SA0118 END_VAR 输出
; PROGRAM PLC_PRG VAR fb [...] ; END_VAR VAR x [...] Teststruct^.xA; //SA0124 END_VAR
_Test VAR_INPUT ref [...] ; END_VAR VAR x [...] Teststruct.xA; //SA0125 END_VAR x
PROGRAM PLC_PRG VAR i [...] ; END_VAR iValue1 := 100; iValue2 := 200