1.File类:对硬盘上的文件和目录进行操作的类. File类是文件和目录路径名抽象表现形式 构造函数: 1) File(String pathname) Creates a new File instance by converting the given pathname string into an abstract pathname. 2)File(File parent, String child) Creates a new File i
1.File类:对硬盘上的文件和目录进行操作的类. File类是文件和目录路径名抽象表现形式 构造函数: 1) File(String pathname) Creates a new File instance by converting the given pathname string into an abstract pathname. 2)File(File parent, String child) Creates a new File i
我是在本地32位操作系统+vs2010+office2007做创建并下载Excel,ppt文件的操作没有问题,发布到64位系统的服务器上报错,最开始报错:: 1:Retrieving the COM class factory for component with CLSID {91493441-5A91-11CF-8700-00AA0060263B} failed due to the following error: 80040154 没有注册类 (Exception from HRESUL