| import React, { useEffect } from 'react'; |
| import { useForm } from 'react-hook-form'; |
|
|
| let renderCounter = 0; |
|
|
| const SetValueCustomRegister: React.FC = () => { |
| const { |
| register, |
| setValue, |
| handleSubmit, |
| formState: { touchedFields, isDirty, errors }, |
| } = useForm<{ |
| firstName: string; |
| lastName: string; |
| }>(); |
|
|
| useEffect(() => { |
| register('firstName', { required: true }); |
| register('lastName', { required: true }); |
| }, [register]); |
|
|
| renderCounter++; |
|
|
| console.log(errors); |
|
|
| return ( |
| <form onSubmit={handleSubmit(() => {})}> |
| <button |
| id="TriggerDirty" |
| type="button" |
| onClick={() => setValue('lastName', 'test', { shouldDirty: true })} |
| > |
| TriggerDirty |
| </button> |
| <button |
| id="TriggerNothing" |
| type="button" |
| onClick={() => setValue('firstName', '', { shouldDirty: true })} |
| > |
| TriggerNothing |
| </button> |
| <button |
| id="WithError" |
| type="button" |
| onClick={() => |
| setValue('firstName', '', { shouldValidate: true, shouldDirty: true }) |
| } |
| > |
| WithError |
| </button> |
| <button |
| id="WithoutError" |
| type="button" |
| onClick={() => |
| setValue('firstName', 'true', { |
| shouldValidate: true, |
| shouldDirty: true, |
| }) |
| } |
| > |
| WithOutError |
| </button> |
| |
| <div id="dirty">{isDirty.toString()}</div> |
| <div id="touched">{Object.keys(touchedFields).map((touch) => touch)}</div> |
| <div id="renderCount">{renderCounter}</div> |
| </form> |
| ); |
| }; |
|
|
| export default SetValueCustomRegister; |
|
|
