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1 | # path-exists [![Build Status](https://travis-ci.org/sindresorhus/path-exists.svg?branch=master)](https://travis-ci.org/sindresorhus/path-exists)
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2 |
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3 | > Check if a path exists
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4 |
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5 | NOTE: `fs.existsSync` has been un-deprecated in Node.js since 6.8.0. If you only need to check synchronously, this module is not needed.
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6 |
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7 | While [`fs.exists()`](https://nodejs.org/api/fs.html#fs_fs_exists_path_callback) is being [deprecated](https://github.com/iojs/io.js/issues/103), there's still a genuine use-case of being able to check if a path exists for other purposes than doing IO with it.
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8 |
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9 | Never use this before handling a file though:
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10 |
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11 | > In particular, checking if a file exists before opening it is an anti-pattern that leaves you vulnerable to race conditions: another process may remove the file between the calls to `fs.exists()` and `fs.open()`. Just open the file and handle the error when it's not there.
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12 |
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13 |
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14 | ## Install
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15 |
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16 | ```
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17 | $ npm install path-exists
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18 | ```
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19 |
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20 |
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21 | ## Usage
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22 |
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23 | ```js
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24 | // foo.js
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25 | const pathExists = require('path-exists');
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26 |
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27 | (async () => {
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28 | console.log(await pathExists('foo.js'));
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29 | //=> true
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30 | })();
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31 | ```
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32 |
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33 |
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34 | ## API
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35 |
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36 | ### pathExists(path)
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37 |
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38 | Returns a `Promise<boolean>` of whether the path exists.
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39 |
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40 | ### pathExists.sync(path)
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41 |
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42 | Returns a `boolean` of whether the path exists.
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43 |
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44 |
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45 | ## Related
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46 |
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47 | - [path-exists-cli](https://github.com/sindresorhus/path-exists-cli) - CLI for this module
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48 |
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49 |
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50 | ## License
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51 |
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52 | MIT © [Sindre Sorhus](https://sindresorhus.com)
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