ios 创建文件夹，删除文件夹，对文件夹重命名的操作-尊龙凯时

  (void)createfolder:(nsstring *)foldername {
    nsstring *imagedir = [nsstring stringwithformat:@"%@/documents/%@", nshomedirectory(),foldername];
    nslog(@"homedir: %@",imagedir);
    bool isdir = no;
    nsfilemanager *filemanager = [nsfilemanager defaultmanager];
    bool existed = [filemanager fileexistsatpath:imagedir isdirectory:&isdir];
    if ( !(isdir == yes && existed == yes) )
    {
        [filemanager createdirectoryatpath:imagedir withintermediatedirectories:yes attributes:nil error:nil];
    }
}
  (void)deletefolder:(nsstring *)foldername {
    nsstring *imagedir = [nsstring stringwithformat:@"%@/documents/%@", nshomedirectory(),foldername];
    nslog(@"homedir: %@",imagedir);
    nsfilemanager *filemanager = [nsfilemanager defaultmanager];
    [filemanager removeitematpath:imagedir error:nil];
}
  (void)changefoldername:(nsstring *)foldername beforename:(nsstring *)beforename {
    nsfilemanager *fm = [nsfilemanager defaultmanager];
    nsstring *beforefolder = [nsstring stringwithformat:@"%@/documents/%@", nshomedirectory(),beforename];
    nsstring *afterfolder = [nsstring stringwithformat:@"%@/documents/%@", nshomedirectory(),foldername];
   
    [fm createdirectoryatpath:afterfolder withintermediatedirectories:yes attributes:nil error:nil];
   
    nsdirectoryenumerator *direnum = [fm enumeratoratpath:beforefolder];
    nsstring *path;
    while ((path = [direnum nextobject]) != nil) {
        [fm moveitematpath:[nsstring stringwithformat:@"%@/%@",beforefolder,path]
                    topath:[nsstring stringwithformat:@"%@/%@",afterfolder,path]
                     error:null];
    }
    [fm removeitematpath:beforefolder error:nil];
}