What are props and prop types in Vue.js?

What are props and prop types in Vue.js?

In Vue.js, props are custom attributes you can register on a component, allowing you to pass data from a parent to a child component.

How do I define prop types in Vue?

You can define prop types in Vue by using the 'props' option in your component. You can specify the type, required status, and default values.

Can you give me an example of defining props?

Sure! Here's an example:

props: {
  title: { type: String, required: true },
  likes: { type: Number, default: 0 }
}

What happens if I pass the wrong type of prop?

If you pass a prop of the wrong type, Vue will issue a warning in the console during development, but it won't stop the app from running.