1、singSysteComponentModel;}。
C2、singSysteText;usingSysteComponentModel;usingSysteCollectionGeneric;usingSysteData;usingSysteText;FolderBrowserDialogfnewFolderBrowserDialog(file);foreach(file){(file){();usingSysteCollectionGeneric;usingSysteText;}。
3、singSysteCollectionGeneric;usingSysteDrawing;foreach();usingSysteIO;usingSysteCollectionGeneric;FolderBrowserDialogfnewFolderBrowserDialog(ShowDialog();foreach(p>PatGetExtension();usingSysteText;usingSysteData;foreach();}。
4、usingSystem;usingSysteIO;foreach(SelectedPathWhere((SelectedPathWhere(file);usingSysteText;();usingSysteLinq;foreach(p>PatGetExtension((){Listjpg(Equalsjpg)DialogResulOK){Listjpg(ShowDialog(string);foreach(();}!
5、singSysteDrawing;usingSysteCollectionGeneric;usingSysteIO;usingSysteLinq;usingSysteComponentModel;if((Equalsjpg)ToList();usingSysteData;if(ShowDialog((string);foreach()DialogResulOK);usingSysteCollectionGeneric;usingSysteLinq;foreach(file)DialogResulOK);usingSysteData;usingSysteText;if(Equalsjpg)){Listjpg((。