## getIndex Get layer index. Returns **[Number][1]** ## getValues Get layer values. ### Parameters * `opts` **[Object][2]** Options (optional, default `{}`) * `opts.camelCase` **[Boolean][3]?** Return property names in camelCase. Returns **[Object][2]** [1]: https://developer.mozilla.org/docs/Web/JavaScript/Reference/Global_Objects/Number [2]: https://developer.mozilla.org/docs/Web/JavaScript/Reference/Global_Objects/Object [3]: https://developer.mozilla.org/docs/Web/JavaScript/Reference/Global_Objects/Boolean