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React | When to Use FormData in React

Quick notes on when to use FormData vs just using React state. ✅ Use FormData when... 1. Uploading files (e.g. images) Files can’t be sent via JSON.stringify()FormData handles multipart/form-data for you const handleSubmit = (e) => { e.preventDefau...

Jul 14, 20252 min readval-codeops.hashnode.devRead the article

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Valencia Miyeon Jang

@valencia23 · Cambridge, United Kingdom

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Frontend dev, sharing my journey

Front-end developer with a background in Korean language QA and education. Experienced in localisation testing, cross-functional teamwork, and user-focused development. I enjoy crafting intuitive web experiences with React, Next.js, and TypeScript — always learning, always building.

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Alexis Pineda

Jul 14, 2025

Very nice! I do use react-hook-form for forms that are a bit large. Formik can be an option too.

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Valencia Miyeon Jang

Jul 19, 2025

That's a great library too! Thanks for the tip ;)

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React | When to Use FormData in React

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