GroupFileContainerDeleteFile 方法

删除一个文件信息，传入文件实际的名称，例如 123.txt 返回被删除的文件的guid名称，例如返回 b35a11ec533147ca80c7f7d1713f015b7909 此方法存在同名文件删除的风险
Delete a file information. Pass in the actual name of the file. For example, 123.txt returns the guid name of the deleted file. For example, it returns b35a11ec533147ca80c7f7d1713f015b7909. There is a risk of deleting the file with the same name

public string DeleteFile(
	string fileName
)

Public Function DeleteFile ( 
	fileName As String
) As String

public:
String^ DeleteFile(
	String^ fileName
)

member DeleteFile : 
        fileName : string -> string