# uid2 [![NPM version](https://badge.fury.io/js/uid2.svg)](http://badge.fury.io/js/uid2) Generate unique ids. Pass in a `length` and it returns a `string`. ## Installation npm install uid2 ## Examples Without a callback it is synchronous: ```js uid(10) // => "hbswt489ts" ``` With a callback it is asynchronous: ```js uid(10, function (err, id) { if (err) throw err; // id => "hbswt489ts" }); ``` ## License MIT