The following form demonstrates form validation in action. Each column represents what has been captured in the custom hook. You can also change fields in the form by clicking theEDITbutton. Example Select...MrMrsMissDr YesNo Submit or
If there are validation errors, they are displayed on the form, and the user can make corrections and click Submit again. // ... function RegisterYourCatForm() { // ... return ( <form> <h2>Register Your Cat</h2> <label>Name*:</label> <input type="text" required value={values...
*/constcreateForm=(config={})=>{...returnWrappedForm=>{returnclassFormextendsComponent{getFormValues=()=>{returnthis.fields.reduce((values,field)=>{constname=field.getName();constfieldValue=field.
instantValidatefalsebooltrueIf true, form will be validated after each field change. If false, form will be validated only after clicking submit button. onErrorfalsefunctionCallback for form that fires when some of validations are not passed. It will return array of elements which not valid. ...
register("exampleRequired", { required: true })} /> {/* errors will return when field validation fails */} {errors.exampleRequired && <span>This field is required</span>} <input type="submit" /> </form> ); } ♦ React Web Video Tutorial...
<button type="submit">提交</button> </form> ); }; const NestedComponent = ({ register }) => { return ( <div> <input {...register('nestedField', { required: true })} /> </div> ); }; 在嵌套组件NestedComponent中,通过接收register方法作为属性传递,并在输入框中使用它来注册验证规则...
validationSchema: 结合yup的验证模式 */ const { values, errors, touched, handleBlur, handleChange, handleSubmit } = useFormik({ initialValues, onSubmit: handleFormSubmit, validationSchema: formSchema }); // 初始话表单数据 const initialValues = { ...
<form onSubmit={handleSubmit}> <div className={styles.formItem}> <input className={styles.input} value={values.username} onChange={handleChange} onBlur={handleBlur} name="username" placeholder="请输入账号" /> </div> {/* 利用的是短路运算符 */} ...
The<Form />component works as the<form />HTML tag, wrapping the entire complex form. You can put this at the top level of your page container component, for example. This component accepts anonSubmithandler, similar to what you're used to from<FormValidation />. ...
Embraces native HTML formvalidation Out of the box integration withUI libraries Small sizeand nodependencies SupportYup,Zod,AJV,Superstruct,Joiandothers Install npm install react-hook-form Quickstart import{useForm}from'react-hook-form';functionApp(){const{register,handleSubmit,formState:{errors},}=...