C # Delete a single file or folder (permission modification)

After work the first technical blog, abstract some small technology, recorded.

Delete a single file directly with File.delete;

Delete Folder subfolders and subfolders with FileInfo and DirectoryInfo, the root directory first delete files, and then recursively into the subfolder. Note that the lack of permissions caused by the phenomenon can not be deleted, before the unification of the change to the normal property.

Clearsinglefile (); Cleardirectory ();


<summary>
Delete a single file
</summary>
static void Clearsinglefile ()
{
String i18n_file = Application.datapath + "/plugins/i18n.dll";//example, fill file absolute or relative path
Cleari18ndlls (I18n_file);
}


<summary>
Called by Clearsinglefile, function implementation
</summary>
static void Cleari18ndlls (String dllpath)
{
if (file.exists (DllPath))
{
Try
{
File.delete (DllPath);
}
catch (System.Exception ex)
{
Catch ex
}
}
}


<summary>
Delete folder and sub files
</summary>
static void Cleardirectory ()
{
String audiopath = Application.datapath + "/game/audio/resources";
Clearfileunderpath (audiopath);
}


<summary>
Called by Cleardirectory to delete all content under DataPath
</summary>
static void Clearfileunderpath (String datapath)
{
DirectoryInfo dir = new DirectoryInfo (datapath);


File
foreach (FileInfo fchild in dir.) GetFiles ("*"))//Here Optional file selection method
{
if (fchild.attributes!= fileattributes.normal)
Fchild.attributes = Fileattributes.normal; Avoid permissions problems when file properties are readonly or hidden
Fchild.delete ();
}


Folder
foreach (DirectoryInfo dchild in dir.) GetDirectories ("*"))//Here Optional folder filtering method
{
if (dchild.attributes!= fileattributes.normal)
Dchild.attributes = fileattributes.normal;//Avoid permissions problems when folder properties are readonly or hidden
Clearfileunderpath (dchild.fullname);//recursion
Dchild.delete ();
}
}