react-hook-form 7.13.0 release notes · Semverse

react-hook-form

Performant, flexible and extensible forms library for React Hooks

Latest 7.89.01,100 published versionsreact-hook-form/react-hook-form

All versions Compare with 7.12.2

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Last checked 19 Sept 2026, 13:42 UTC

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7.13.0

22 Aug 2021GitHub Release

🏎 Performance enhancement at scale

React hook from is getting a general performance upgrade and enhancement. The following API will get big performance improvement at scale, which means it may not improve on small or medium-size applications, but rather large and complex applications with subscriptions.

useWatch
useFieldArray
watch
getValues

Result Env: dev build + throttle 4x CPU + Chrome + MAC M1

Version	Flat (1000)	Nested (1000)	Deeply Nested (1000 * 2 * 2000)	Flat (1000) Mount
`7.13.0-next.0`	18ms	20ms	200ms	470ms (no change)
`7.11.1`	40ms	43ms	2000ms	470ms

📦 Package size-reduction

5% package size reduction with compress and gzip

Total Size: 30.3 kB

Filename	Size	Change
`dist/index.cjs.js`	8.39 kB	-445 B (5%)	✅
`dist/index.esm.js`	13.4 kB	-656 B (4%)
`dist/index.umd.js`	8.52 kB	-420 B (4%)

🔫 Trigger

Trigger will enable object name trigger and field array name trigger

useFieldArray({ name: 'test' })

trigger('name') // will trigger the whole field array to validate

📑 register

added a disabled prop as an option to toggle input disable attribute

register('test', { disabled: true }) // will set value to undeinfed and pass disabled down to the input attribute

<div {...register('test')}>
  <input name="test" /> // this input will be registered
</div>

useWatch({ disabled: true }) // you toggle the subscription

useFormState({ disabled: true }) // you toggle the subscription

<input {...register('test.0.firstName')} />

setValue('test', [{ firstName: 'bill' }, {firstName: 'kotaro}, {firstName: 'joris'}]) // this will works

7.13.0#

7.13.0#

Resolved issues:

7.13.0

7.13.0