CONTINUE指令

作为IEC 61131-3 标准的扩展( ExST ),CONTINUE指令在 FOR, WHILE REPEAT循环中可以使用。CONTINUE是执行在下一周期继续执行。

CONTINUE指令执行下一个循环。

例子:

FOR Counter:=1 TO 5 BY 1 DO

INT1:=INT1/2;

IF INT1=0 THEN

CONTINUE; (* to avoid division by zero *)

END_IF

Var1:=Var1/INT1; (* only executed, if INT1 is not "0" *)

END_FOR;

Erg:=Var1;