Recent questions tagged ReactJS

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reactjs - React-router "Cannot GET /*" except for root url

I am willing to use React-router for my application, and I am trying the example given in the doc first, which I ... ={Inbox}/> </Route> ); See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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reactjs - React-redux component does not rerender on store state change

I'm stating to learn react and redux today, yet I cannot figure out how to force component to rerender ... both store and component states ? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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reactjs - React-router TypeError: _this.props.history is undefined

I am using react-router with react js and i following their documentation but facing this error while compiling it ... } } export default App; See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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reactjs - How to mock useHistory hook in jest?

I am using UseHistory hook in react router v5.1.2 with typescript? When running unit test, I have got issue. ... but it still does not work. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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reactjs - react-router-dom useParams() inside class component

I'm trying to load a details view based on a react-router-dom route that should grab the URL parameter ... components, not class based. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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reactjs - How to test style for a React component attribute with Enzyme

I am trying to test a style attribute for a React component. What is the best way to get style params in ... ); } } export default LandingHero; See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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reactjs - How do I use/include third party libraries in react?

I would like to use jQuery and some other third party libraries not native to React. How can I use them in ... libraries in my index.html file. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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reactjs - How to get values from child components in React

So I am just starting to use React and am having trouble gathering the input values of inputs within a child component. ... </form> ); } }); See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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reactjs - React Input Type not editable

I was adding dynamic values to the input file in react then I tried to edit that but it not at all ... Please give me the solution. Thanks See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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reactjs - Webpack Code Splitting 'Loading chunk failed' error wrong file path

I'm using React + Typescript with Webpack and I'm trying to load some of my react components when they are actually needed ... ", ".less"] } }; See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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reactjs - jest + enzyme, using mount(), document.getElementById() returns null on component which appear after _method call

I faced a problem with my jest+enzyme mount() testing. I am testing a function, which switches displaying ... this problem and run tests. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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reactjs - What does '&&' operator indicate with { this.props.children && React.cloneElement(this.props.children, { foo:this.foo})

I have react class that is rendered using react router. I understand that React.cloneElement is used to pass ... using '&&' operator here. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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reactjs - Dynamic loading of react components

I need to load a react component dynamically. I get name of the component to load as a string from user. I'm ... But this doesn't seem to work. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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reactjs - Call external Javascript function from react components

Im not sure if this has been asked before or anybody has encountered the same issue on reactjs. So the ... Any help is greatly appreciated. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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reactjs - React warning about setState in unmounted component

I'm getting this error: warning.js:33 Warning: Can't call setState (or forceUpdate) on an unmounted component. This is a no- ... }} /> ) } /> ); See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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reactjs - React wrapper: React does not recognize the `staticContext` prop on a DOM element

I'm trying to create a wrapper component around the react-router-dom NavLink component. I would like my ... ://codesandbox.io/s/w0n49rw7kw See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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reactjs - Session timeout warning modal using react

I have a requirement to display timeout warning modal after 13 mins of inactivity and end session after 15 mins if ... , please share with me. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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966 views

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reactjs - Using styled components with Typescript, prop does not exist?

Here is my styled component. import * as React from 'react'; import styled from 'styled-components'; import { ... can I get this to work? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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reactjs - How do I window removeEventListener using React useEffect

In React Hooks documents it is shown how to removeEventListener during the component's cleanup phase. https: ... unmounting the component? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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reactjs - I can't install react using npx create-react-app?

I am trying to use npx create-react app but i have errors that is shown below: npm ERR! Unexpected end of Json ... 18 verbose exit [ 1, true ] See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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reactjs - Redux-Form initial values from

I'm trying to fill the profile form with data from API. Unfortunately redux-form doesn't want to cooperate with ... , payload: request }; } See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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633 views

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reactjs - Setting a checkbox "check" property in React

I am having a very annoying issue with React and checkboxes. The application I am working with requires a list of ... else that can be done? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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588 views

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reactjs - How to use jest with webpack?

I use webpack to develop a React component. Here is a simple version of it: 'use strict'; require('./ ... that I already use babel-jest) See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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reactjs - Disable ESLint that create-react-app provides

create-react-app v3.0.0 is out. It supports TypeScript linting internally. (That's nice!) I think I understand ... the ones I'm looking for. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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reactjs - How to Implement dynamic routing in routes.js for generated menu items in sidebar in universal react redux boilerplate by erikras

I am currently working on a CMS based project. For which i am using the universal react redux boilerplate by ... per user role. Thanks!! See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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638 views

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reactjs - Changing style of a button on click

Is it possible to change background-color of my button onClick function? ex. click background-color: black, another ... /ButtonToolbar> </div> ) See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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674 views

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reactjs - React native: How to combine external and inline styles?

This is a part of a _renderRow-function. I have some basic styles for a button, and also a style that ... inline style on that element instead? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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777 views

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reactjs - changing font family of all material-ui(version 1) components

Can we change the font family of material-ui components with less code. I have tried many ways but still, I can' ... any other ways to do that? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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