; METHOD DoIt : BOOL VAR [...] ; METHOD DoIt : BOOL VAR

.TYPE_CLASS ; // Pointer to the current [...] : POINTER TO BYTE [...] Test : POINTER TO ARRAY [0

StringWrite : BOOL VAR_INPUT strTo [...] Output : POINTER TO STRING; END [...] Mutex: BOOL; END_VAR b

Inst : POINTER TO fubbase [...] TaskInfo : POINTER TO DWORD; pApplicationInfo: POINTER TO _IMPLICIT

___XWORD TIME_TO_BIT TIME_TO_BOOL [...] ___XWORD LTIME_TO_BIT LTIME_TO_BOOL [...] 仅当操作数的值可以解释为“0”。 xTime := TIME_TO_BOOL

: POINTER TO BIT 是不允许的 可能的错误原因 : 试图声明一个 POINTER TO [...] 声明 POINTER TO BIT。 例 406

___XWORD DATE_TO_BIT DATE_TO_BOOL [...] _BIT DT_TO_BOOL DT_TO [...] ___XWORD TOD_TO_BOOL TOD_TO

___XWORD STRING_TO_BIT STRING_TO_BOOL [...] ___XWORD WSTRING_TO_BIT WSTRING_TO_BOOL [...] 为布尔值 操作员 STRING_TO_BOOL

StringWrite : BOOL VAR_INPUT strTo [...] Output : POINTER TO STRING; END [...] Output^ := strToWrite; // Now

_BIT TO_BYTE TO_BOOL TO [...] IsTrue := TO_BOOL(1 [...] 使用语法的运算符 <type> _TO_ <another