ANYOBJECT_TO_OBJECT这个函数怎么用,谁能举个例子说明下,谢谢!
比如
例1:
VAR
axis1 : driveAxis ;
axis2 : posAxis ;
END_VAR
axis2 := anyObject_to_Object (in := axis1);
//此时axis2是什么类型的轴
例2:
VAR
axis1 : driveAxis;
axis2 : posAxis;
END_VAR
axis1 := anyObject_to_Object (in := axis2);
//此时axis1是什么类型的轴