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react之react Hooks

  • React 新特性 React Hooks 的使用

    React 新特性 React Hooks 的使用

    正文 什么是Hooks? Hooks是React 16.8的新增特性。 它可以让你在不编写class的情况下使用state以及其他的React特性。 是一些可以让你在函数组件里“钩入” React state及生命周期等特性的函数。 Hook不能在class组件中使用,这使你不使用class也能使用React。一个最简单的Hooks首先我们来看一下,一个简单的有状态组件class Example

    日期 2023-06-12 10:48:40     
  • 一文弄懂React 16.8 新特性React Hooks的使用

    一文弄懂React 16.8 新特性React Hooks的使用

    什么是Hook?Hook是React 16.8的新增特性。 它可以让你在不编写class的情况下使用state以及其他的React特性。 是一些可以让你在函数组件里“勾入” React state及生命周期等特性的函数。 Hook不能在class组件中使用,这使你不使用class也能使用React。 如何使用? 一个最简单的Hooks首先我们来看一下,一个简单的有状态组件class Example

    日期 2023-06-12 10:48:40     
  • 【React Conf 2018 回顾】React 的今天和明天 II —— React Hooks 提案

    【React Conf 2018 回顾】React 的今天和明天 II —— React Hooks 提案

    本文是我和程序媛_小发在 2018 年翻译的 React Conf 2018 的主旨演讲的第二部分,由 React 核心组成员、Redux 作者、被尤雨溪评价为“圣人”、外号 Demo Boy 的 Dan Abramov 带来的 React Hooks 提案,React Conf 也阻止不了 Dan 现场敲代码。Dan 用 Class 组件和 Function 组件对比的方式展示 Hooks 的强

    日期 2023-06-12 10:48:40     
  • [React Typescript 2022] Type React hooks

    [React Typescript 2022] Type React hooks

    Type useMemo: let rowArray = React.useMemo<null[]>( () => Array(board.rows).fill(null), [board.rows] );   Type useCallback: let getColumnArray = React.use

    日期 2023-06-12 10:48:40     
  • [React] Debug Custom React Hooks With useDebugValue

    [React] Debug Custom React Hooks With useDebugValue

    The useDebugValue hook will not effect your user experience but is instead aimed at improving the developer experience. When building your own custom hooks, useDebugValue can help

    日期 2023-06-12 10:48:40     
  • [React Testing] Test your Custom Hook Module with react-hooks-testing-library

    [React Testing] Test your Custom Hook Module with react-hooks-testing-library

    It's always important to test your code, especially if you're open-sourcing it for others to use. In this video, we'll learn how to use react-hooks-testing-library to write a few tests for

    日期 2023-06-12 10:48:40     
  • [React Testing] Test a Custom React Hook with renderHook from React Hooks Testing Library

    [React Testing] Test a Custom React Hook with renderHook from React Hooks Testing Library

    That setup function is pretty handy. Seems like a good opportunity for an abstraction. Well, we already have one! It’s called React Hooks Testing Library. Let’s swap our setup function for the render

    日期 2023-06-12 10:48:40     
  • [React] Fix "React Error: Rendered fewer hooks than expected"

    [React] Fix "React Error: Rendered fewer hooks than expected"

    In this lesson we'll see an interesting situation where we're actually calling a function component and getting a dreaded React error: "Rendered fewer hooks than expected." We'll learn why that is ha

    日期 2023-06-12 10:48:40     
  • [React + GraphQL] Use useLazyQuery to manually execute a query with Apollo React Hooks

    [React + GraphQL] Use useLazyQuery to manually execute a query with Apollo React Hooks

    When using useQuery from Apollo React Hooks, the request will be sent automatically after the component has been mounted. This might not be the desired behaviour as we might want to send th

    日期 2023-06-12 10:48:40     
  • [React] Reduce Code Redundancy with Custom React Hooks

    [React] Reduce Code Redundancy with Custom React Hooks

    In this lesson, we'll cover how to create a custom React hook for managing the state of any input. This is one of the most powerful features of react hooks as it allows you to easily share functional

    日期 2023-06-12 10:48:40     
  • [React] Refactor a Class Component with React hooks to a Function

    [React] Refactor a Class Component with React hooks to a Function

    We have a render prop based class component that allows us to make a GraphQL request with a given query string and variables and uses a GitHub graphql client that is in React context to make the

    日期 2023-06-12 10:48:40     
  • [React Typescript 2022] Type React hooks

    [React Typescript 2022] Type React hooks

    Type useMemo: let rowArray = React.useMemo<null[]>( () => Array(board.rows).fill(null), [board.rows] );   Type useCallback: let getColumnArray = React.use

    日期 2023-06-12 10:48:40     
  • [React] Debug Custom React Hooks With useDebugValue

    [React] Debug Custom React Hooks With useDebugValue

    The useDebugValue hook will not effect your user experience but is instead aimed at improving the developer experience. When building your own custom hooks, useDebugValue can help

    日期 2023-06-12 10:48:40     
  • [React Testing] Test your Custom Hook Module with react-hooks-testing-library

    [React Testing] Test your Custom Hook Module with react-hooks-testing-library

    It's always important to test your code, especially if you're open-sourcing it for others to use. In this video, we'll learn how to use react-hooks-testing-library to write a few tests for

    日期 2023-06-12 10:48:40     
  • [React Testing] Test a Custom React Hook with renderHook from React Hooks Testing Library

    [React Testing] Test a Custom React Hook with renderHook from React Hooks Testing Library

    That setup function is pretty handy. Seems like a good opportunity for an abstraction. Well, we already have one! It’s called React Hooks Testing Library. Let’s swap our setup function for the render

    日期 2023-06-12 10:48:40     
  • [React] Fix "React Error: Rendered fewer hooks than expected"

    [React] Fix "React Error: Rendered fewer hooks than expected"

    In this lesson we'll see an interesting situation where we're actually calling a function component and getting a dreaded React error: "Rendered fewer hooks than expected." We'll learn why that is ha

    日期 2023-06-12 10:48:40     
  • [React + GraphQL] Use useLazyQuery to manually execute a query with Apollo React Hooks

    [React + GraphQL] Use useLazyQuery to manually execute a query with Apollo React Hooks

    When using useQuery from Apollo React Hooks, the request will be sent automatically after the component has been mounted. This might not be the desired behaviour as we might want to send th

    日期 2023-06-12 10:48:40     
  • [React] Reduce Code Redundancy with Custom React Hooks

    [React] Reduce Code Redundancy with Custom React Hooks

    In this lesson, we'll cover how to create a custom React hook for managing the state of any input. This is one of the most powerful features of react hooks as it allows you to easily share functional

    日期 2023-06-12 10:48:40     
  • [React] Refactor a Class Component with React hooks to a Function

    [React] Refactor a Class Component with React hooks to a Function

    We have a render prop based class component that allows us to make a GraphQL request with a given query string and variables and uses a GitHub graphql client that is in React context to make the

    日期 2023-06-12 10:48:40     
  • 【一天时间|React Hooks】在 React 项目中全量使用 Hooks

    【一天时间|React Hooks】在 React 项目中全量使用 Hooks

    一天时间系列文章是博主精心整理的面试热点问题和难点问题,吸收了大量的技术博客与面试文章,总结多年的面试经历,带你快速并高效地审视前端面试知识。直击技术痛点,主动出击&#

    日期 2023-06-12 10:48:40