问题是我无法转换为字符串
Dim path As String = "..\..\..\Tier1 downloads\CourseVB\"
If countNumberOfFolders > 0 Then 'if there is a folder then
' make a reference to a directory
Dim di As New IO.DirectoryInfo(path)
Dim diar1 As IO.DirectoryInfo() = di.GetDirectories()
Dim dra As IO.DirectoryInfo
'list the names of all files in the specified directory
For Each dra In diar1
Dim lessonDirectoryName() As Lesson
lessonDirectoryName(0).lessonName = dra
Next
'课程是一个对象,课程名称是字符串类型的属性。如何将 directoryInfo 转换为字符串?