读取属性

FileInfo fi = new FileInfo("C:\\test.txt");

if ((fi.Attributes & FileAttributes.ReadOnly) == FileAttributes.ReadOnly)//read only

if ((fi.Attributes & FileAttributes.Hidden) == FileAttributes.Hidden)

//hidden

设置隐藏

FileInfo fi = new FileInfo("C:\\test.txt");

fi.Attributes = fi.Attributes │ FileAttributes.ReadOnly │ FileAttributes.Hidden;

//File.SetAttributes("C:\\test.txt", fi.Attributes │ FileAttributes.ReadOnly │ FileAttributes.Hidden);

取消隐藏

FileInfo fi = new FileInfo("filePath");

fi.Attributes = fi.Attributes & ~FileAttributes.ReadOnly & ~FileAttributes.Hidden;

//File.SetAttributes("filePath", fi.Attributes & ~FileAttributes.ReadOnly & ~FileAttributes.Hidden);