# DOMException This package implements the [`DOMException`](https://heycam.github.io/webidl/#idl-DOMException) class, from web browsers. It exists in service of [jsdom](https://github.com/tmpvar/jsdom) and related packages. Example usage: ```js const DOMException = require("domexception"); const e1 = new DOMException("Something went wrong", "BadThingsError"); console.assert(e1.name === "BadThingsError"); console.assert(e1.code === 0); const e2 = new DOMException("Another exciting error message", "NoModificationAllowedError"); console.assert(e2.name === "NoModificationAllowedError"); console.assert(e2.code === 7); console.assert(DOMException.INUSE_ATTRIBUTE_ERR === 10); ```