dynamic-breadcrumb-routes.js

const router = new Router({
  routes: [
    {
      path: '/',
      component: HelloWorld,
      meta: {
        breadCrumb: 'Hello World' //crumb
      }
    },
    {
      path: '/earth',
      component: HelloEarth,
      meta: {
        breadCrumb: 'Earth' //crumb
      },
      children: [
        {
          path: 'moon',
          component: HelloMoon,
          meta: {
            breadCrumb: 'Moon' //crumb
          }
        }
      ]
    },
    {
      path: '/saturn',
      component: HelloSaturn,
      meta: {
        breadCrumb: 'Saturn' //crumb
      },
      children: [
        {
          path: ':moon',
          component: HelloSaturnMoon,
          props: true
        }
      ]
    },
    {
      path: '*',
      redirect: '/'
    }
  ]
})

export default router