# path library

## Function

path standard library for path text concatenation, normalization and filename splitting, does not access file system state.

## API List

| API | Description |
| ------ | ------ |
| [path.join](/en/docs/path/join) | Join the current path and subsequent path fragments. |
| [path.dirname](/en/docs/path/dirname) | Returns the parent directory path. |
| [path.basename](/en/docs/path/basename) | Return the file name. |
| [path.filename](/en/docs/path/filename) | Returns the filename without extension. |
| [path.extension](/en/docs/path/extension) | Return the extension name. |
| [path.normalize](/en/docs/path/normalize) | Normalize path text. |
| [path.is_absolute](/en/docs/path/is_absolute) | Determine whether the path is an absolute path. |
| [path.is_relative](/en/docs/path/is_relative) | Determine whether the path is a relative path. |
| [path.to_string](/en/docs/path/to_string) | Return the current path text. |

## Examples

```bt
result = path('root').join('docs', 'index.md')

// Output: root/docs/index.md
print result
```

## Notes

- path only processes path text; please use the fs library to see if the file exists.