# is-unc-path [![NPM version](https://badge.fury.io/js/is-unc-path.svg)](http://badge.fury.io/js/is-unc-path) > Returns true if a filepath is a windows UNC file path. Install with [npm](https://www.npmjs.com/) ```sh $ npm i is-unc-path --save ``` ## Usage ```js var isUncPath = require('is-unc-path'); ``` **true** Returns true for windows UNC paths: ```js isUncPath('\\/foo/bar'); isUncPath('\\\\foo/bar'); isUncPath('\\\\foo\\admin$'); isUncPath('\\\\foo\\admin$\\system32'); isUncPath('\\\\foo\\temp'); isUncPath('\\\\/foo/bar'); isUncPath('\\\\\\/foo/bar'); ``` **false** Returns false for non-UNC paths: ```js isUncPath('/foo/bar'); isUncPath('/'); isUncPath('/foo'); isUncPath('/foo/'); isUncPath('c:'); isUncPath('c:.'); isUncPath('c:./'); isUncPath('c:./file'); isUncPath('c:/'); isUncPath('c:/file'); ``` **Customization** Use `.source` to use the regex as a component of another regex: ```js var myRegex = new RegExp(isUncPath.source + 'foo'); ``` **[Rules for UNC paths](http://resources.esri.com/help/9.3/ArcGISDesktop/com/Gp_ToolRef/sharing_tools_and_toolboxes/pathnames_explained_colon_absolute_relative_unc_and_url.htm)** * The computer name is always preceded by a double backward-slash (`\\`). * UNC paths cannot contain a drive letter (such as `D:`) ## Related projects * [dotfile-regex](https://github.com/regexps/dotfile-regex): Regular expresson for matching dotfiles. * [dotdir-regex](https://github.com/regexps/dotdir-regex): Regex for matching dot-directories, like `.git/` * [dirname-regex](https://github.com/regexps/dirname-regex): Regular expression for matching the directory part of a file path. * [is-glob](https://github.com/jonschlinkert/is-glob): Returns `true` if the given string looks like a glob pattern. * [path-regex](https://github.com/regexps/path-regex): Regular expression for matching the parts of a file path. * [unc-path-regex](https://github.com/jonschlinkert/unc-path-regex): Returns true if a filepath is a windows UNC file path. ## Running tests Install dev dependencies: ```sh $ npm i -d && npm test ``` ## Contributing Pull requests and stars are always welcome. For bugs and feature requests, [please create an issue](https://github.com/jonschlinkert/is-unc-path/issues/new) ## Author **Jon Schlinkert** + [github/jonschlinkert](https://github.com/jonschlinkert) + [twitter/jonschlinkert](http://twitter.com/jonschlinkert) ## License Copyright © 2015 Jon Schlinkert Released under the MIT license. *** _This file was generated by [verb-cli](https://github.com/assemble/verb-cli) on July 07, 2015._