是一个用于提交表单数据的按钮组件。在React中,表单通常由多个输入字段组成,用户可以在这些字段中输入数据。当用户完成输入并准备提交表单时,可以使用submit按钮来触发表单的提交操作。 该按钮通常...
class NameForm extends React.Component { constructor(props){ super(props); this.state = {value:''}; } handleChange = (e) => { this.setState({ value: e.target.value }); //这样是错的:this.setState(() => ({value:e.target.value })); } handleSubmit = (e) => { alert('input...
submitForm 是Formik 提供的一个方法,用于手动提交表单。通常情况下,submitForm 是通过 <Formik /> 包裹的组件内部调用的。如果在 <Formik /> 外部调用 submitForm,可能会遇到以下问题: 未正确绑定:submitForm 方法未正确绑定到 Formik 实例。 上下文问题:在 React 函数组件中,可能会遇到上下文(context)问...
Form support in React Rich text editor component 20 Jan 202315 minutes to read The following sample demonstrates how to get the Rich Text Editor value in button click. Render the Rich Text Editor in form. <form id="myForm" class="form-vertical"> <div class="form-group"> <textarea id=...
import{Form,Input,Button}from'antd';constFormItem=Form.Item;classLoginFormextendsReact.Component{handleSubmit=e=>{e.preventDefault();this.props.form.validateFields((err,values)=>{if(!err){console.log('Received values of form: ',values);}});};render(){con...
class Login extends Component { // react标准表单 constructor() { super() this.state = { username: '', password: '', } } handleSubmit() {...} handleChange() {...} checkValid() {...} render() { return ( <div> <h1>登录</h1> <form onSubmit={(e) => this.handleSubmit(e)}...
我将react-hook-form配置为: const { register, handleSubmit, formState: { errors }, } = useForm({ resolver: yupResolver(schema), }); const onSubmit = (data) => { console.log("?", data);} 我试图在开发工具控制台上查看console.log("?", data),我得到: ...
importReact,{Component}from'react'import{FieldGroup,FieldControl,Validators}from'react-reactive-form'exportdefaultclassLoginextendsComponent{handleSubmit=(e,value)=>{console.log('Form values',value)e.preventDefault()}render(){return(<FieldGrouprender={({get,invalid,reset,value})=>(<formonSubmit={e...
class Demo extends React.Component { setRef = form => { // Form instance here }; render() { return <Form ref={this.setRef} />; } } PropDescriptionType getFieldValue Get field value by name path (name: NamePath) => any getFieldsValue Get list of field values by name path list...
npm install react-hook-form Quickstart import{useForm}from'react-hook-form';functionApp(){const{register,handleSubmit,formState:{errors},}=useForm();return(<formonSubmit={handleSubmit((data)=>console.log(data))}><input{...register('firstName')}/><input{...register('lastName',{required:...