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30-seconds-of-code/snippets/untildify.md
2022-05-03 18:34:25 +03:00

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---
title: Convert to absolute path
tags: node,string
expertise: beginner
cover: blog_images/lighthouse.jpg
firstSeen: 2018-01-01T17:43:18+02:00
lastUpdated: 2020-10-22T20:24:44+03:00
---
Converts a tilde path to an absolute path.
- Use `String.prototype.replace()` with a regular expression and `os.homedir()` to replace the `~` in the start of the path with the home directory.
```js
const untildify = str =>
str.replace(/^~($|\/|\\)/, `${require('os').homedir()}$1`);
```
```js
untildify('~/node'); // '/Users/aUser/node'
```