react-redux

问题 I am getting "React.createContext is not a function" error while running a react-native application. I searched for 'createContent' in the code, it doesn't exist. Any idea what may be the reason for the error. It is an iOS build of an app that is already running on android. Here is my package.json file: { "name": "newapp", "version": "0.0.2", "private": true, "scripts": { "start": "node node_modules/react-native/local-cli/cli.js start", "test": "jest --verbose --coverage", "test:update":

问题 I am a little confused about how to handle a wikipedia api call in react. I keep running into this error: Cross-Origin Request Blocked: The Same Origin Policy disallows reading the remote resource(...) Right now, I am running an action upon submitting a form, the form takes the form input value and inserts that into the Wikipedia api URL. I have tried using JSONP, but I really would prefer not to use that since I have heard it is super hacky. actions/index.js import axios from 'axios'; const

问题 Hi i get this error when in my browser when i run my code: TypeError: Object(...) is not a function ./src/index.js src/index.js:31 28 | firebaseStateName: 'firebase' 29 | } 30 | const initialState = {}; 31 | const store = createStore(rootReducer,initialState, 32 | compose( 33 | applyMiddleware(thunk.withExtraArgument({ getFirebase, getFirestore })), 34 | reactReduxFirebase(firebase, config), i tryed using thing libary: http://docs.react-redux-firebase.com/history/v3.0.0/docs/integrations

问题 I am making dynamic menus using a recursive function and I have already made the menus and it display in the right order without any issues. And I receive the data for menu from service.js file and you can see the entire working application in the below code sandbox example, https://codesandbox.io/s/reactstrap-accordion-3uoz9 Requirement: Here I am in the need to find out the last level of menus and need to assign checkbox with value as their respective id {item.id} . Eg: For First menu one ,

问题 I am making dynamic menus using a recursive function and I have already made the menus and it display in the right order without any issues. And I receive the data for menu from service.js file and you can see the entire working application in the below code sandbox example, https://codesandbox.io/s/reactstrap-accordion-3uoz9 Requirement: Here I am in the need to find out the last level of menus and need to assign checkbox with value as their respective id {item.id} . Eg: For First menu one ,

问题 I am trying to change the view from month to week but in meantime it give me an error . I am new to react and react-big-calendar could someone please help me how to solve this problem . When I change calendar view to month it working fine but when I changed it to week or day so it give me an error. please help me Thanks Code import React, { Component } from 'react'; import { connect } from 'react-redux'; import { bindActionCreators } from 'redux'; import MyCalendar from 'react-big-calendar';

问题 I am trying to give image name in src dynamically. I want to set image name dynamically using variable with path. but I am not able to set src correctly. I tried solutions on stackoverflow but nothing is working. I tried to give path like this <img src={`../img/${img.code}.jpg`}></img> <img src={'../img/' + img.code + '.jpg'}></img> <img src={'../img/{img.code}.jpg'}></img> my images are saved in src/img path if i give path like this <img src={require('../img/nokia.jpg')}/> image is showing I

问题 I have a simple Todo component that utilizes react-redux hooks that I'm testing using enzyme but I'm getting either an error or an empty object with a shallow render as noted below. What is the correct way to test components using hooks from react-redux? Todos.js const Todos = () => { const { todos } = useSelector(state => state); return ( <ul> {todos.map(todo => ( <li key={todo.id}>{todo.title}</li> ))} </ul> ); }; Todos.test.js v1 ... it('renders without crashing', () => { const wrapper =

问题 I have a situation in my Redux application where I currently have 3 separate reducers that handle the fetching of data from an api. An example of one of my reducers would be: const INITIAL_STATE = { data: [], loading: false, error: '' }; export default (state = INITIAL_STATE, action) => { switch (action.type) { case GET_ALL_ORDERS_START: return { ...state, loading: true }; case GET_ALL_ORDERS_SUCCESS: return { ...state, allOrders: action.payload, loading: false }; case GET_ALL_ORDERS_FAIL:

问题 I'm trying to create a project in React and I'm using Firebase. In my react-redux-firebase project one line of code making error but I couldn't fix that. How could I fix this "TypeError: Object(...) is not a function" I have searched for this problem but couldn't fix the problem. I'm following a tutorial where the react version is 16.4.1. I'm not sure this is the problem or not index.js file import React from "react"; import ReactDOM from "react-dom"; import "./index.css"; import App from ".