Originally posted by lijinghan21 at 2009-12-6 11:36:
Quote:
Originally posted by dikex at 2009-12-5 11:57:
大概是“del /f /s /q”后面路径的变量赋值时出问题,值为空,于是直接删除当前目录树下的文件
使用“del /f /s /q”前先判断后面路径的变量是否为空吧
[ Last edited by dikex on 2009-12-5 at 11:59 ]
值为空?你的意思是,当系统找不到变量所对应的目录时,值就为空了对吧?
那二楼的“if defined”是什么意思呢?大侠可否解答一下?小弟在此拜谢了 |
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