.g_ciSPECIAL DO ; END_FOR 变量 [...] incomplete address PLC_PRG.fbDo [...] := TRUE; END_VAR FB_Do

以便跳转到下一次循环执行的开始处。 例 66 . 例子 FOR Counter:=1 TO 5 BY 1 DO [...] 0 *) END_FOR; Erg

expression> DO [...] Counter <> 0 DO Var1 := Var [...] 循环比 FOR 循环更强大，因为

_VAR FOR idx := 0 TO 6 DO Ary[idx] := 0; END_FOR 具有

comparison FOR iCount := 0 [...] DO IF any1.pvalue [...] RETURN; END_IF END_FOR

); // Allocates 16 bytes for pb [...] ); // Allocates memory for pb [...] ; FOR usiCnt := 0 TO

PUBLIC DoIt : BOOL VAR [...] THEN FOR uiCnt := 1 TO uiN DO m

typically incremented for [...] incremented for releases [...] incremented for very small

变量 类别 例子 多变的： PLC_PRG.fb_Do [...] 执行点时执行的代码 循环结构（For、While）和