我是个新手,我得到了以下错误:
react-dom.development.js:14906 Uncaught Error: Invalid hook call. Hooks can only be called inside of the body of a function component. This could happen for one of the following reasons:
1. You might have mismatching versions of React and the renderer (such as React DOM)
2. You might
我在使用usestate()钩子进行状态操作后遇到问题。
无法编译错误:
./src/App.js
Line 6:43: React Hook "useState" is called in function "app" which is neither a React function component or a custom React Hook function react-hooks/rules-of-hooks
Line 14:39: React Hook "useState" is called in functio
当我想在customHook代码中设置if时出错
在这之后我得到了错误的->
React Hook "" is called conditionally. React Hooks must be called in the exact same order in every component render
问题是,在称此工作为好(不包括if ) ->时,是否存在状态
const =(,());
如果useDataForm (自定义钩子) dataValid无效,则不加载。
我有下面的脚本。我是运行在一个个人电脑上使用创建-反应-本机应用程序。控制台给我以下警告。我不知道该怎么对付他们。
以下是警告:
Warning: componentWillReceiveProps is deprecated and will be removed in the
next major version. Use static getDerivedStateFromProps instead.
Please update the following components: TouchableOpacity
Learn more about this warning here
import {useState} from 'react'
const nav = () => {
const [activeNav, setActiveNav] = useState('#')
}
我想建个导航吧。我搞错了,我不知道为什么
React Hook "useState" is called in function "nav" that is neither a React function component nor a custom React Hook function. React compone
错误:
React Hook "useState" is called in function "createFlight" that is
neither a React function component nor a custom React Hook function.
React component names must start with an uppercase letter react-
hooks/rules-of-hooks
我的代码:
import React, {Component} from 'react'
我最近在package.json中更改了react和react的版本(我升级了),现在我得到了下面的错误。
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←→1 of 18 errors on the page
Error: Invalid hook call. Hooks can only be called inside of the body of a function component. This could happen for one of the following reasons:
1. You might have mismatching versions of React and the renderer (su
我基于变量加载呈现两个Chakra UI组件:
{loading ? (<Spinner>) : (<Text color={useColorModeValue('gray.800', 'gray.400')>Hi</Text) }
但是IDE警告我这一点:ESLint: React Hook "useColorModeValue" is called conditionally. React Hooks must be called in the exact same order in every componen
我的react应用程序在浏览器中显示以下错误
Failed to compile
./src/pages/home.js
Line 24:30: React Hook "useQuery" is called in function "home" which is neither a React function component or a custom React Hook function react-hooks/rules-of-hooks
我想做的是 使用Next.js,我们的目标是实现一个名为'ConnectMetamask‘的按钮,当按下该按钮时,将启动准备好的钩子,并将值存储在一个名为'userSigner’的变量中。这是'src/hooks/UserSigner.js‘ 问题 当我按下ConnectMetamask按钮时,出现以下错误消息 Unhandled Runtime Error
TypeError: (0 , _hooks_UserSigner__WEBPACK_IMPORTED_MODULE_7__.useUserSigner) is not a function 那么,在我的实现中,
我试图在我的功能组件中使用React useState钩子,但是我得到了这个错误:
Failed to compile
./src/Person/Person.js
Line 5:43: React Hook "useState" is called in function "person" which is neither a React function component or a custom React Hook function react-hooks/rules-of-hooks
Search for the keywords to le
我收到了这个错误: Line 21:28: React Hook "useSpring" cannot be called in a class component. React Hooks must be called in a React function component or a custom React Hook function react-hooks/rules-of-hooks. 我想做一个不透明的过渡,当我单击按钮时,图像会出现或消失。 import React, { Component } from 'react';
import {