POU：CheckDivReal 防止被“0”除的功能： CheckDivInt, CheckDivLint, CheckDivReal

_LWORD INT_TO_REAL INT_TO [...] _FFFF_FFFF_FFFF); iReturn_r := REAL_TO_INT [...] _DWORD __UXINT_TO_INT __UXINT_TO

_DWORD DATE_TO_INT DATE_TO [...] _LTIME DATE_TO_LWORD DATE_TO_REAL [...] _DINT DT_TO_DWORD DT_TO_INT

_DWORD TO_INT TO_LDATE TO [...] _LTOD TO_LWORD TO_REAL [...] Number_1 := TO_INT(4

_DT BOOL_TO_DWORD BOOL_TO_INT [...] _LTOD BOOL_TO_LWORD BOOL_TO_REAL [...] _LTIME ： LTIME#1NS BOOL_TO_REAL

_DT STRING_TO_DWORD STRING_TO_INT [...] _LTOD STRING_TO_REAL STRING_TO [...] _DWORD WSTRING_TO_INT WSTRING_TO

_DT TIME_TO_DWORD TIME_TO_INT [...] _LTOD TIME_TO_LWORD TIME_TO_REAL [...] _DT LTIME_TO_DWORD LTIME_TO_INT

REAL , LREAL ANY_INT [...] .TYPE_CLASS ; // Pointer to the current [...] : POINTER TO BYTE

_var1 := real_var2 := int [...] _var *) int_var := real [...] 57 . 例子 int

：CheckDivLint 防止被“0”除的功能： CheckDivInt, CheckDivLint, CheckDivReal [...] 以使用函数 CheckDivInt , Check