edwardzxf 发表于 2013-3-2 14:36
嗯,谢谢,好想好了,运行你给那段program是为何呢, what's the mechanism behind?
Sorry. I don't know.
Many years ago, I found it worked as one just specified no exist location or folder for log=. It is not working that way now. In fact SAS has many undocumented features.