计算文件夹下文件的总大小

最新推荐文章于 2024-11-13 11:59:43 发布

转载最新推荐文章于 2024-11-13 11:59:43 发布 · 160 阅读

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原文链接：http://www.cnblogs.com/zhanghuifeng/p/4760312.html

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#c/c++

-(float)fileSizeForDir:(NSString*)path//计算文件夹下文件的总大小
{
     
    NSFileManager *fileManager = [[NSFileManager alloc] init];
    float size =0;
    NSArray* array = [fileManager contentsOfDirectoryAtPath:path error:nil];
    for(int i = 0; i<[array count]; i++)
    {
        NSString *fullPath = [path stringByAppendingPathComponent:[array objectAtIndex:i]];
         
        BOOL isDir;
        if ( !([fileManager fileExistsAtPath:fullPath isDirectory:&isDir] && isDir) )
        {
            NSDictionary *fileAttributeDic=[fileManager attributesOfItemAtPath:fullPath error:nil];
            size+= fileAttributeDic.fileSize/ 1024.0/1024.0;
        }
        else
        {
            [self fileSizeForDir:fullPath];
        }
    }
    han = han + size;
    return size;
}