RouterView for rendering in Vue - Cheat Sheet & Quick Revision

Recall & Review

beginner

What is <RouterView> used for in Vue Router?

<RouterView> is a placeholder component where Vue Router renders the matched component for the current route. It shows the content based on the URL.

intermediate

How does <RouterView> help with nested routes?

<RouterView> can be placed inside components to render child routes. This allows nested routes to show their components inside parent components.

intermediate

Can you use multiple <RouterView> components in one Vue app?

Yes, you can use multiple <RouterView> components with named views to render different components in different parts of the page based on the route.

beginner

What happens if no route matches the current URL in Vue Router?

If no route matches, <RouterView> renders nothing or a fallback component if you set up a catch-all route.

intermediate

How do you access route parameters inside a component rendered by <RouterView>?

You can access route parameters using useRoute() from vue-router inside the component to get current route info.

What does <RouterView> do in a Vue app?

A Displays the component for the current route

B Defines a new route

C Navigates to a different URL

D Stores route data

<RouterView> is the spot where Vue Router shows the component matching the current URL.

How do you render child routes inside a parent component?

A Use <code>v-if</code> to show child components

B Use <code>&lt;RouterLink&gt;</code> inside the parent

C Add child routes to <code>main.js</code>

D Place <code>&lt;RouterView&gt;</code> inside the parent component

Child routes render inside the parent's <RouterView> component.

What is needed to use multiple <RouterView> components with different content?

A Named views in route configuration

B Multiple <code>useRoute()</code> calls

C Separate Vue apps

D Multiple <code>RouterLink</code> components

Named views let you assign different components to different <RouterView> slots.

If no route matches the URL, what does <RouterView> show?

A The first route component

B An error message automatically

C Nothing or fallback if configured

D The last visited component

Without a matching route, <RouterView> renders nothing unless a catch-all route is set.

How do you get route parameters inside a component rendered by <RouterView>?

A Use <code>this.$route</code> in setup script

B Use <code>useRoute()</code> from Vue Router

C Pass props manually

D Use <code>RouterLink</code> parameters

useRoute() is the recommended way to access route info in Vue 3 setup functions.

Explain how <RouterView> works in Vue Router and why it is important.

Think about how Vue Router shows different pages inside your app.

Describe how you would set up nested routes and use <RouterView> to render child components.

Consider how a parent page can show different subpages inside it.