> For the complete documentation index, see [llms.txt](https://easonwang.gitbook.io/web_advance/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://easonwang.gitbook.io/web_advance/chapter1/path.md).

# path

## path.join  用於連結路徑

開啟cmd輸入node，再輸入

```
path.join("aa", "foo");
```

Unix系统是”/“，Windows系统是”\“。所以用path.join可正確連結

## path.resolve 返回絕對路徑

一樣在REPL輸入

```
path.resolve('foo/bar', '/tmp/file/')
```

## path.relative 返回兩個參數之間的相對路徑

```
path.relative('/data/apple', '/data/banana')
```