Svelte·Svelte essentials

Events and props

Components receive props with export let and emit through callback props.

Intermediate 10 min read Lesson 3 of 150 Challenge included
What you will be able to do
  • export let declares a prop.
  • on:click handles events.
  • Pass callbacks as props.

In plain English

Components receive props with export let and emit through callback props.

  • export let declares a prop.
  • on:click handles events.
  • Pass callbacks as props.
Card.svelteHTML
<script>
  export let title
  export let onOpen
</script>

<button on:click={onOpen}>{title}</button>
Your turn

Explain it back

Easy

Answer from memory: How is a prop declared in Svelte?

TEXT · starter
Your answer…
Check your understanding before moving on.
Knowledge checkQuestion 1

How is a prop declared in Svelte?

Select an answer to continue
Study tools

Make it yours.

Keep a private note for this lesson, then turn the key ideas into flashcards you can revisit.

Sign in to save notes and flashcards.Both are private to your account and stay with your progress.
Sign in
Finished reading?

Lock in what you just learned.

Mark this lesson complete to save your place and move one step closer to the certificate.

Next: Stores
Lesson 3 of 150 · 0% of course