目录结构的哈希值可以被计算并用来与其它副本比较来减少目录的遍历和网络流量。

Hashes of directory structures can be calculated and compared with other replicas to reduce directory walking and network traffic.

youdao

遍历当前工作目录下的所有文件。

Loop over files in the current working directory.

youdao

如果您的程序需要遍历文件系统(递归地遍历子目录)，那么要提防攻击者可能会利用您正在遍历的目录结构。

If your program walks the file system, recursively iterating through subdirectories, be careful if an attacker could ever manipulate the directory structure you're walking.

youdao