iOS 创建与删除文件夹

NSString *imageDir = [NSString stringWithFormat:@"%@/Caches/%@", NSHomeDirectory(), dirName];

BOOL isDir =NO;

NSFileManager *fileManager = [NSFileManagerdefaultManager];

BOOL existed = [fileManager fileExistsAtPath:imageDir isDirectory:&isDir];

if ( !(isDir ==YES && existed == YES) )

{

    [fileManager createDirectoryAtPath:imageDir withIntermediateDirectories:YES attributes:nil error:nil];

}

删除文件夹及文件级内的文件：

NSString *imageDir = [NSString stringWithFormat:@"%@/Caches/%@", NSHomeDirectory(), dirName];

NSFileManager *fileManager = [NSFileManager defaultManager];

[fileManager removeItemAtPath:imageDir error:nil];