Vue コンポーネント間 データ受渡し: 子 -> 親

📰 Dev.to · nabbisen

Learn how to pass data from a child to a parent component in Vue using emit events

intermediate Published 16 Jun 2025
Action Steps
  1. Create a child component in Vue
  2. Use the emit function to send data from the child to the parent component
  3. Define an event in the child component and emit it when necessary
  4. Catch the emitted event in the parent component using the v-on directive
  5. Update the parent component's state based on the received data
Who Needs to Know This

Frontend developers working with Vue can benefit from this lesson to improve their component communication skills. This is particularly useful when building complex user interfaces with multiple interacting components.

Key Insight

💡 Use the emit function in Vue to send data from a child component to a parent component, enabling effective communication between components.

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🚀 Learn how to pass data from child to parent components in Vue using emit events! #VueJS #FrontendDevelopment

Full Article

子から親へ: emitでイベントを通知する 子コンポーネントから親コンポーネントへデータを送り返したり、何らかの操作を親に伝えたりするには、 イベントを発行 (emit)...
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