Super Light Package size matters. React Hook Form is a tiny library without any dependencies. Performance Minimizes the number of re-renders, minimizes validate computation, and faster mounting. Adoptable Since form state is inherently local, it can be easily adopted without other dependencies. ...
<label htmlFor="confirmPassword">Confirm Password</label><Controllername="confirmPassword"control={control}defaultValue=""rules={{required:true,validate:(value,form)=>value===form.password?true:'Passwords do not match'}}render={({field})=>(<><input{...field}/>{errors.confirmPassword&&<span>...
validate 最后是validate,这是一个自定义函数,它允许我们访问输入的值。validate允许我们提供自己的逻辑来确定它是否有效(通过返回布尔值true或false)。 对于这里的电子邮件,我们也希望它是必需的,并且是有效的电子邮件。为了验证这一点,我们可以将输入传递给来自名为isEmail的库验证器的函数。 如果输入的是电子邮件,则...
name="username"ref={register({required:true,minLength:6,maxLength:20,pattern:/^[A-Za-z]+$/i,})}style={styles.input}placeholder="Username"/> validate 最后是validate,这是一个自定义函数,它允许我们访问输入的值。validate允许我们提供自己的逻辑来确定它是否有效(通过返回布尔值true或false)。 对于这里...
当其他字段满足特定条件时,可以使用React-hook-form的validate方法来触发验证。 动态字段:React-hook-form支持动态添加和删除字段。可以使用useFieldArray钩子来处理动态字段的交互。通过添加或删除字段,可以实现与其他字段的交互,例如根据某个字段的值动态添加或删除其他字段。 表单提交:React-hook-form提供了handleSubmi...
+[\w-]{2,4}$/ }, password: { required: true, minLength: 6, validate: (value) => { const specialChar = /(?=.*\W)/; return specialChar.test(value) || '密码必须包含特殊字符'; } } } }); return { register, handleSubmit, errors, watch }; } function FormExample() { const ...
validate You can read more detail on each rule in the register section. import { useForm } from "react-hook-form"; export default function App() { const { register, handleSubmit } = useForm(); const onSubmit = data => console.log(data); return ( <form onSubmit={handleSubmit(onSubmit...
If you're not using a library, you can always write your own logic to validate your forms.npm install @hookform/resolvers Props NameTypeDescription values object This object contains the entire form values. context object This is the context object which you can provide to the useForm config...
validate={(values) => { const errors = {}; if (!values.email) { errors.email = "必填"; } else if ( !/^[A-Z0-9._%+-]+@[A-Z0-9.-]+\.[A-Z]{2,}$/i.test(values.email) ) { errors.email = "无效的电子邮件地址"; } return errors; }} onSubmit={(values, { setSubmitti...
maxLength;// 最大长度minLength;//最小长度max:5// 最大值min:5// 最小值pattern:/1\d{12}/validate:(v) =>v >100validate: {greaterThan:(v) =>v >100,lessThan:(v) =>v<200} } 使用<Controller />来和UI库集成 使用useForm返回的register函数,可以很方便地使用原生html元素构建一个表单,但是...