create-react-app

问题 I'm trying to do my exportable package in which I create the redux store. This is the code: import React from "react"; import { Provider } from "react-redux"; import { ErrorPage } from "../components/shared"; import { MyCoreApplication } from "./MyCoreApplication"; import { configureStore } from "../tools/configureStore"; import { createCoreHelp } from "./createCoreHelp"; export const MyCore = ({ withLogs, applicationSagas, applicationReducers, app, cookieInfo }) => { const help =

问题 When I run npx create-react-app appname I get the following error message: You are running `create-react-app` 4.0.0, which is behind the latest release (4.0.1). We no longer support global installation of Create React App. Please remove any global installs with one of the following commands: - npm uninstall -g create-react-app - yarn global remove create-react-app The latest instructions for creating a new app can be found here: https://create-react-app.dev/docs/getting-started/ npm ERR! code

问题 I'm developing an application with create-react-app and all is going well, except for the fact that I would like to initially serve the index.html from the backend, and am running into trouble doing so. The reason that I want to do this is so that I can inject some user-specific Javascript into the index.html page and also run various other queries when the user initially hits the page (similar to this person) So, instead of connecting to localhost:3000 to view the app, I would instead

问题 Closed. This question needs debugging details. It is not currently accepting answers. Want to improve this question? Update the question so it's on-topic for Stack Overflow. Closed 1 year ago . Improve this question We have this web app that is built using create-react-app and was deployed. Now we get this error in our console. Uncaught SyntaxError: Unexpected token '<' Most of the answers on StackOverflow speaks of webpack and all. We aren't using a webpack. What can be the reason for this?

问题 How to set import shortcuts/aliases in create-react-app? From this: import { Layout } from '../../Components/Layout' to this: import { Layout } from '@Components/Layout' I have a webpack 4.42.0 version. I don't have a webpack.config.js file in the root directory. I've tried to create one myself with this code inside: const path = require('path') module.exports = { resolve: { alias: { '@': path.resolve(__dirname, 'src/'), } } }; But it doesn't seem to work. I've seen the NODE_PATH=. variant in

问题 How to set import shortcuts/aliases in create-react-app? From this: import { Layout } from '../../Components/Layout' to this: import { Layout } from '@Components/Layout' I have a webpack 4.42.0 version. I don't have a webpack.config.js file in the root directory. I've tried to create one myself with this code inside: const path = require('path') module.exports = { resolve: { alias: { '@': path.resolve(__dirname, 'src/'), } } }; But it doesn't seem to work. I've seen the NODE_PATH=. variant in

问题 I updated my react project using npm install --save --save-exact react-scripts@3.3.0 But when I start my react project I get this... Starting the development server... <--- Last few GCs ---> [27403:0x108000000] 53085 ms: Scavenge 2041.3 (2049.1) -> 2040.6 (2049.4) MB, 7.8 / 0.0 ms (average mu = 0.242, current mu = 0.164) allocation failure [27403:0x108000000] 53094 ms: Scavenge 2041.8 (2049.9) -> 2041.2 (2050.1) MB, 7.7 / 0.0 ms (average mu = 0.242, current mu = 0.164) allocation failure

问题 I have default css file and separate css file that should be applied (to owerride default) only when certain conditions are met. I am using create-react-app wit default import 'file.css' syntax. What is the best way forward to decide whether to load or not load particular css file dynamically? 回答1: You can use require('file.css') syntax instead. This will allow you to put it inside of a conditional. e.g. if(someCondition) { require('file.css'); } 回答2: The require method only worked in

问题 I have default css file and separate css file that should be applied (to owerride default) only when certain conditions are met. I am using create-react-app wit default import 'file.css' syntax. What is the best way forward to decide whether to load or not load particular css file dynamically? 回答1: You can use require('file.css') syntax instead. This will allow you to put it inside of a conditional. e.g. if(someCondition) { require('file.css'); } 回答2: The require method only worked in

问题 Not entirely sure what went wrong in my app here. I'm using create-react-app, and I'm trying to render all of my components into the respective root div. Problem is, I'm able to render all of the components onto the page except the very last one, the Score component. I've even tried throwing that component into a div and I'm still getting the following issue: 'React.Children.only expected to receive a single React element child'. What exactly does this mean? Here's my App.js structure. render