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react-hook-form

React Hook Form v7 (RHF、非制御フォームライブラリ) リファレンス。別名 rhf / React-Hook-Form。

useForm, register, handleSubmit, watch, setValue, getValues, getErrors, reset、 Controller, useFieldArray / FieldArray, formState / FormState, ErrorMessage、 resolver (Zod / Yup / Joi)、バリデーション、Server Actions / useActionState、 DevTools (@hookform/devtools)、TypeScript 型。

The English summary is being prepared. Showing the original description.

See how to install

Files included (96)

  • SKILL.md6.3 KB
  • references/advanced/accessibility.md1.7 KB
  • references/advanced/connect-form.md1.1 KB
  • references/advanced/controlled-mixed-uncontrolled.md3.3 KB
  • references/advanced/custom-hook-resolver.md2.3 KB
  • references/advanced/error-messages.md1.2 KB
  • references/advanced/formprovider-performance.md1.9 KB
  • references/advanced/README.md2.5 KB
  • references/advanced/registering-opaque-types.md2.1 KB
  • references/advanced/server-actions.md4.6 KB
  • references/advanced/smart-form-component.md2.5 KB
  • references/advanced/testing-form.md5.7 KB
  • references/advanced/transform-and-parse.md1.7 KB
  • references/advanced/virtualized-lists.md3.5 KB
  • references/advanced/wizard-form.md2.9 KB
  • references/api/controller.md4.5 KB
  • references/api/createformcontrol.md2.1 KB
  • references/api/errormessage.md1.9 KB
  • references/api/fieldarray-component.md2.9 KB
  • references/api/formprovider.md1.6 KB
  • references/api/formstatesubscribe.md1.7 KB
  • references/api/README.md4.2 KB
  • references/api/usecontroller.md5.2 KB
  • references/api/usefieldarray.md5.4 KB
  • references/api/useform-clearerrors.md1.9 KB
  • references/api/useform-control.md1.4 KB
  • references/api/useform-form.md3.8 KB
  • references/api/useform-formstate.md4.1 KB
  • references/api/useform-geterrors.md1.8 KB
  • references/api/useform-getfieldstate.md2.7 KB
  • references/api/useform-getvalues.md2.0 KB
  • references/api/useform-handlesubmit.md2.7 KB
  • references/api/useform-register.md7.7 KB
  • references/api/useform-reset.md4.1 KB
  • references/api/useform-resetdefaultvalues.md2.4 KB
  • references/api/useform-resetfield.md1.9 KB
  • references/api/useform-seterror.md3.1 KB
  • references/api/useform-setfocus.md1.2 KB
  • references/api/useform-setvalue.md4.3 KB
  • references/api/useform-setvalues.md2.5 KB
  • references/api/useform-subscribe.md3.2 KB
  • references/api/useform-trigger.md2.1 KB
  • references/api/useform-unregister.md2.8 KB
  • references/api/useform-watch.md3.2 KB
  • references/api/useform.md6.1 KB
  • references/api/useformcontext.md1.8 KB
  • references/api/useformstate.md3.9 KB
  • references/api/uselens.md4.7 KB
  • references/api/usewatch.md3.4 KB
  • references/api/watch-component.md1.8 KB
  • references/dev-tools/devtools.md1.9 KB
  • references/dev-tools/README.md216 B
  • references/faqs/faqs.md3.5 KB
  • references/faqs/README.md244 B
  • references/get-started/apply-validation.md1.6 KB
  • references/get-started/controlled-inputs.md3.5 KB
  • references/get-started/design-philosophy.md955 B
  • references/get-started/global-state.md1.0 KB
  • references/get-started/handle-errors.md1.1 KB
  • references/get-started/installation.md1.5 KB
  • references/get-started/integrating-existing-form.md2.0 KB
  • references/get-started/integrating-services.md1.1 KB
  • references/get-started/react-native.md1.5 KB
  • references/get-started/README.md2.0 KB
  • references/get-started/register-fields.md1.2 KB
  • references/get-started/schema-validation.md1.5 KB
  • references/get-started/typescript-quickstart.md1.1 KB
  • references/get-started/ui-libraries.md2.1 KB
  • references/typescript/component-props-types.md3.7 KB
  • references/typescript/control.md1.0 KB
  • references/typescript/controller-types.md2.6 KB
  • references/typescript/error-types.md1.1 KB
  • references/typescript/field-array-types.md2.7 KB
  • references/typescript/field-path-types.md1.5 KB
  • references/typescript/form-state-types.md1.9 KB
  • references/typescript/mode-register-options.md1.7 KB
  • references/typescript/nested-value.md1.1 KB
  • references/typescript/opaque-types.md1.7 KB
  • references/typescript/README.md2.5 KB
  • references/typescript/resolver.md1.7 KB
  • references/typescript/submit-handler.md2.3 KB
  • references/typescript/use-form-method-types.md8.6 KB
  • references/typescript/use-form-return-props.md4.0 KB
  • samples/async-submit.md1.9 KB
  • samples/basic-form.md1.4 KB
  • samples/controlled-component.md1.7 KB
  • samples/field-array.md1.9 KB
  • samples/form-provider.md2.0 KB
  • samples/README.md1.5 KB
  • samples/reset-after-submit.md1.7 KB
  • samples/schema-validation.md1.4 KB
  • samples/typescript-typed-form.md2.0 KB
  • samples/watch-conditional-fields.md1.6 KB
  • scripts/develop.md806 B
  • scripts/install.md1.6 KB
  • scripts/README.md363 B

SKILL.md (original)

Review the instructions the agent will receive before you install.

React Hook Form v7 リファレンス

React Hook Form v7 の全 API ドキュメントを網羅したスキル。 ユーザーのタスクに応じて適切な README.md を読み、そこから個別ファイルへ辿ること。

対象バージョン

  • ライブラリ: react-hook-form v7.90.0(GitHub Releases の latest stable、2026-10-10 公開。v8.0.0-beta.4 は prerelease のため対象外)
  • ドキュメント原本: GitHub react-hook-form/documentation の master commit 2ab1b24db1292116df5f5611253017a5eafd4833(現行リリースタグは v1〜v3 のみのため commit pin)、2026-10-16 取得
  • 参照先: https://react-hook-form.com(`/docs/...`、`/get-started`、`/ts`、`/advanced-usage`、`/dev-tools`)
  • ErrorMessage は v7.88 から本体内蔵。FormState(旧 FormStateSubscribe)のファイル名は formstatesubscribe.md を維持

ディレクトリ構成

skills/react-hook-form/
  SKILL.md
  references/
    get-started/
      README.md
      installation.md
      register-fields.md
      apply-validation.md
      integrating-existing-form.md
      ui-libraries.md
      controlled-inputs.md
      global-state.md
      handle-errors.md
      integrating-services.md
      schema-validation.md
      react-native.md
      typescript-quickstart.md
      design-philosophy.md
    api/
      README.md
      useform.md
      usecontroller.md
      useformcontext.md
      usewatch.md
      useformstate.md
      usefieldarray.md
      uselens.md
      createformcontrol.md
      useform-register.md
      useform-unregister.md
      useform-formstate.md
      useform-watch.md
      useform-subscribe.md
      useform-handlesubmit.md
      useform-reset.md
      useform-resetfield.md
      useform-resetdefaultvalues.md
      useform-seterror.md
      useform-clearerrors.md
      useform-setvalue.md
      useform-setvalues.md
      useform-setfocus.md
      useform-getvalues.md
      useform-geterrors.md
      useform-getfieldstate.md
      useform-trigger.md
      useform-control.md
      useform-form.md
      controller.md
      formprovider.md
      watch-component.md
      fieldarray-component.md
      errormessage.md
      formstatesubscribe.md
    typescript/
      README.md
      resolver.md
      submit-handler.md
      control.md
      use-form-return-props.md
      use-form-method-types.md
      component-props-types.md
      field-array-types.md
      controller-types.md
      error-types.md
      field-path-types.md
      mode-register-options.md
      form-state-types.md
      opaque-types.md
      nested-value.md
    advanced/
      README.md
      accessibility.md
      wizard-form.md
      smart-form-component.md
      error-messages.md
      connect-form.md
      formprovider-performance.md
      controlled-mixed-uncontrolled.md
      custom-hook-resolver.md
      virtualized-lists.md
      testing-form.md
      transform-and-parse.md
      server-actions.md
      registering-opaque-types.md
    faqs/
      README.md
      faqs.md
    dev-tools/
      README.md
      devtools.md
  samples/
    README.md
    basic-form.md
    schema-validation.md
    controlled-component.md
    field-array.md
    form-provider.md
    async-submit.md
    watch-conditional-fields.md
    reset-after-submit.md
    typescript-typed-form.md
  scripts/
    README.md
    install.md
    develop.md

探索手順

タスクからカテゴリを引き、カテゴリの README.md で目的のページを特定する:

  1. 下記マッピング表でタスクに対応するカテゴリを探す
  2. そのカテゴリの references/{category}/README.md を参照して目的のページを特定する
  3. 該当ページの .md を Read して詳細を確認する

タスク → カテゴリ マッピング

タスクカテゴリ参照 README
インストール、基本的なフォーム作成、バリデーションルール、スキーマ統合、React Native、UI ライブラリ統合get-startedreferences/get-started/README.md
useForm, register, handleSubmit, reset, watch, setValue, getValues, getErrorsapireferences/api/README.md
Controller, useController, FormProvider, useFormContextapireferences/api/README.md
useFieldArray / FieldArray (動的フィールド)、useLens、createFormControlapireferences/api/README.md
useWatch, useFormState, subscribe, formState, FormState (旧 FormStateSubscribe)apireferences/api/README.md
ErrorMessage (v7.88 から本体内蔵) でエラー表示apireferences/api/README.md
型定義、ジェネリクス、Resolver / SubmitHandler / UseFormReturn / FieldErrors / RegisterOptions / OpaqueTypes、FieldPathtypescriptreferences/typescript/README.md
Server Actions / useActionState、Smart Form、Connect Form、FormProvider のパフォーマンス、Transform and Parseadvancedreferences/advanced/README.md
アクセシビリティ、ウィザードフォーム、テスト、仮想リストadvancedreferences/advanced/README.md
パフォーマンス、クラスコンポーネント、watch vs getValues、条件付きレンダリングfaqsreferences/faqs/README.md
DevTools のインストール・デバッグdev-toolsreferences/dev-tools/README.md
典型的な使い方を知りたい、実装例を参照したいsamplessamples/README.md
インストール・開発環境セットアップのコマンドを知りたいscriptsscripts/README.md

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