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			# commondir

			compute the closest common parent directory among an array of directories

			# example

			``` js
			var commondir = require('commondir');
			var dir = commondir(process.argv.slice(2))
			console.log(dir);
			```

			output:

			```
			$ node dir.js /x/y/z /x/y /x/y/w/q
			/x/y
			$ node ../baz ../../foo/quux ./bizzy
			/foo
			```

			# methods

			``` js
			var commondir = require('commondir');
			```

			## commondir(absolutePaths)

			Compute the closest common parent directory for an array `absolutePaths`.

			## commondir(basedir, relativePaths)

			Compute the closest common parent directory for an array `relativePaths` which
			will be resolved for each `dir` in `relativePaths` according to:
			`path.resolve(basedir, dir)`.

			# install

			With [npm](https://npmjs.org) do:

			```
			npm install commondir
			```

			# license

			MIT