ios createFolder

by 伍雪颖

- (void)createFolder:(NSString *)folderName {    NSString *imageDir = [NSString stringWithFormat:@"%@/Documents/%@", NSHomeDirectory(),folderName];    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];    }}