基本类型： INT , SINT [...] , DWORD , REAL ， 和 [...] _GLOBAL rVal_x1: REAL

: INT; END_VAR FOR i TO 10 DO ; END [...] i := 0 TO 10 DO

可以由指针变量或 REFERENCE TO 多变的。 句法 [...] _pt: POINTER TO FB_B; var_ref: REFERENCE TO FB_C; END

: INT; pt : POINTER TO INT; END

_non_replaced'} iTestCon : INT [...] TestCon : REAL := 1.5; END [...] TestVar : INT := 12; x

: INT; pt: POINTER TO INT; END_VAR pt

_PRG VAR i : INT; pt : POINTER TO INT; END

, INT , REAL

TO INT; END_VAR I [...] PLC_PRG VAR i : INT

; END_VAR IF INT_TO [...] Cond1:INT := INT#1; iCond2:INT := INT#2; x