import React, { useReducer} from 'react' 父组件创建 const [state, dispatch] = useReducer(reducer, intialState) 2.页面根组件定义reducer的函数和初始状态值intialState reducer里面包含两个参数(prevState,action) 之前状态值和 操作改变的类型 定义初始状态值 intialState 可以是对象包含多个值 const reducer=...
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阿里云为您提供专业及时的React Native实战usereducer的相关问题及解决方案,解决您最关心的React Native实战usereducer内容,并提供7x24小时售后支持,点击官网了解更多内容。
importReact, { useState }from'react';exportdefaultfunctionLoginUseState() {const[username, setUsername] =useState('');const[password, setPassword] =useState('');const[isLoading, showLoader] =useState(false);const[error, setError] =useState('');const[isLoggedIn, setIsLoggedIn] =useState(false...
the-road-to-learn-react / react-hooks-usestate-vs-usereducer Star 15 Code Issues Pull requests Showcasing when to use useState vs useReducer in React. react reactjs usestate usereducer Updated Jun 12, 2020 JavaScript sudipstha08 / youtube-clone Star 15 Code Issues Pull requests Youtub...
Usage State Management: Explore components demonstrating useState and useReducer. Props Handling: Observe how props are passed and updated across components. Acknowledgments Created to illustrate state and props management in React Native applications.About...
initialState在react useReducer中调度操作后重置尝试在你的reducer中添加“默认”case返回当前状态。可能发生...