Dynamic Editable input fields in react js
I am working in react JS. I want to make an input field editable on double click. is it possible in react or should I use a third party library?
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I'm trying to install create-react-app, however its not working properly. Can someone please assist?
[] //This is what I get when trying to install create react app globally -
React.js, using find() to search through the state
I've encountered a problem when trying to find an object in an array of objects(which is also a state) using the find() method. Interestingly when using the same code except when the array of objects is assigned to a constant variable (meaning that it is n... -
Some CSS don't apply to my project in react and I don't understand why
I am frustrated because I'm a very Junior in React so I don't know if I made something wrong or not, because I really don't understand why, but part of the CSS don't apply to my code and I feel it's not normal... This is my JS code: import React from 'reac... -
Expo + FirebaseAuthentication (with Twitter) doesn't work by error
I want to construct FirebaseAuthentication with Twitter using Expo. But an error that the request token is invalid occurred. Running the server-side program with my PC and Expo(client) side program with Expo app on my iPhone. (* is each token and so on) Se... -
Problems opening modal
I'm having some troubles trying to make this modal work. I have a flatlist with a lot of data inside and each item should be clickable to open a modal. Right now when im clicking the item in the flatlist nothing happens. What am I missing? ................... -
How to allow express backend REST API to set cookie in a react frontend which is using axios?
Backend I am trying make a JWT cookie based authentication work. I am currently performing the following cookie setting as part of a login route in the backend API. res.cookie('authCookie', token, {maxAge: 900000, httpOnly: true}); Later when I am auth(in... -
CSS classes are being read from files which are not imported in the component
I have a weird problem with CSS files and importing them. I have a bunch of .jsx files with my react components and each of them have individual .css files for styling. The problem is that in some cases when I do this in some ex_file.jsx import './ex_file.... -
How to place search boxes side by side in React Js
I am using ReactSearchBox component like below .How do place them vertically side by side and reduce the length of search box too function SearchBarComponent() { return ( <div > <ReactSearchBox placeholder="P... -
将路线与其他布局分开-反应
我有一个应用程序，我想添加一个管理页面。我希望管理页面有自己的布局从客户端布局分开。用我所拥有的，目前最好的方法是什么？ 应用程序.js import './App.css'; import { BrowserRouter as Router, Route, Switch } from "react-router-dom"; import HomePage from './pages/HomePage'; import ItemDetailPage from './pages/ItemDetailPage'... -
快速反应侧边栏
I want to develop a responsive sidebar in React. I took https://startbootstrap.com/template/simple-sidebar template as an example.I can use it in block1: 区块1： function App() { useEffect(() => { $("#menu-toggle").click(function (e) { e.prevent... -
Laravel请求中缺少React axios POST文件
I am trying to send a file using React to a Laravel API On the React side, I am first getting the user to add a file using React Dropzone I get the file from the React Dropzone onDrop method: handleUpload = async files => { const file = files[0] } I the... -
在父级和子级之间传递函数时处理typescript
I have A Component Called ParamsPicker.tsx which render multiple input components and Hold's their state import React from 'react'; more import... export enum Assets { First, Second } export interface IParameters { id: string startDate: s... -
变量不能与createContext一起工作，我应该如何通过状态传递这个变量
import React, { useState, createContext } from "react"; export const MovieContext = createContext(); const MovieProvider = (props) => { const [movies, setMovies] = useState([ { name: "Super Man and The Silly Wonder Woman", price: " 54£"... -
React传单：有没有一种方法可以创建一个onClick方法来添加一个标记并用该标记的位置更新状态？（初学者反应）
我看到过使用Map组件的解决方案，但我了解到这已经更新到MapContainer，它没有onClick方法。现在，我的代码（下面）允许我在地图上单击任何位置时添加一个标记。正如我的标题所述，如何将新标记存储在某种可用变量中。我的最终目标是在MongoDB中存储新的标记。提前谢谢。 import React, { Component } from 'react'; import { MapContainer, TileLayer, MapConsumer, } from "react-leafle... -
React（Hooks）-设置在没有useState的情况下不应该更改的变量是一种不好的做法吗？
在下面的代码中设置一个不应该更改的变量（例如，我需要在一个方法中设置一个变量，并且需要将它从函数作用域中取出），这是不是一种不好的做法？ const App = () => { const [counter, setCounter] = React.useState(0) const staticNum = 51; return ( <div></div> ) } 像这样做： const [staticNum, setStaticNum] = React.useState(5... -
对状态问题作出反应event.target.value事件目标值更新不正确？
我的问题是我的使用状态是得到错误的数字 当我打印e。目标值例如，它输出1，但我的selectedIndex给我2 <Select id="SelectGrade" value={selectedIndex} //Important part onChange={(e) => { console.log(e.target.value); setSelectedIndex(e.target.value), console.... -
无法在Swift中创建React本机项目。链接器无法链接到当前架构
所以，我一直在绞尽脑汁对付我的虫子。我继承了这个本地桥模块。它叫我用Swift写的图书馆。我已经设法解决了它的一些问题，但现在有一个问题与链接器，我不能简单地围绕我的头： Undefined symbols for architecture arm64: "_OBJC_CLASS_$_RNModuleSdk", referenced from: objc-class-ref in RNModuleSdk-eba6e9a8c28f116def4103b848536d6fd0a1a766f6fb... -
React中数据属性的通用解决方案
我的项目中有一些重复的代码，如下所示： function MyComp({prop1, prop2, ...restProps}) { // ... const dataAttributes = Object.keys(restProps).reduce((acc, key) => { if (key.startsWith('data-')) { acc[key] = restProps[key]; } return acc;... -
不加载本地图像
最近我一直在学习反应。我在代码中遇到了一些问题，但不知道原因。 我正在尝试用以下代码在网页中加载本地图像： import React from 'react' import './style.css' import Card from '../UI/Card' const BlogPost = (props) => { return ( <div className="blogPostContainer"> <Card> <d...
