react-web-tutorial/mithril-front/src/index.js

import m from 'mithril';
import UserList from './views/UserList';
import UserForm from './views/UserForm';
import Layout from './views/Layout';

// remove hashbang (later)
// m.route.prefix('#/');

m.route(document.body, '/', {
  '/': {
    render() {
      return m(Layout, m(UserList));
    }
  },
  '/view/:id': {
    render(vnode) {
      console.log(vnode.attrs);
      return m(Layout, m(UserForm, vnode.attrs));
    }
  }
});