Let's build a UI-Router for AngularJS Hello World application. It will have two “pages” ( hello and about ), each one having its own URL. ... <看更多>

To have an optional param - declare it as you did - but do not pass it. Here is an example. That all could work with one state (no root) or ... ... <看更多>

Angular UI-Router is a client-side Single Page Application routing framework for AngularJS. Routing frameworks for SPAs update the browser's URL as the user ... ... <看更多>