import { useState, useEffect } from 'react' constTest= () => { const [count1, setCount1] = useState(0); const [count2, setCount2] = useState(0); useEffect(() => { console.log('useEffect触发了') }); return ( <> count1:{count1} count2:{count2} setCount1(count1 + 1)}...
import { originModule } from './module.js' // React Hook import { useState, useEffect } from 'react' 从源模块导入特定项,并在导入时指定自定义名称。使用关键字as,将输入的变量重命名。 import { originMoudle as newMoudleName } from './module.js' 命名空间导入 将源模块中的所有内容作为对象导入...
以下是一个简单的React动态导入示例代码: jsx import React, { useState, useEffect } from 'react'; const MyComponent = () => { const [dynamicComponent, setDynamicComponent] = useState(null); useEffect(() => { import('./DynamicComponent') .then(module => { setDynamicComponent(modul...
我想使用useEffect钩子获取react,但是有一个问题这是来自land-page.jsx文件的代码: import "./landing-page.css"; import { useState, useEffect } from "react"; export default function Landing_page() { const [data, set_data] = useState(null); useEffect(() => { fetch("./db.json") .then...
import React, { useState, useEffect } from 'react'; // loader组件,控制动态引入的状态 function Loader({ loader, loading, delay, loadedComponentProps }) { // import进来的模块内容 const [loaded, setLoaded] = useState(null); // err引入发生的错误,isLoading是否正在加载中 ...
typescript import { useEffect, useRef, useState } from "react";import { UIKit } from "@volcengine/im-uikit-react";import { BytedIM, im_proto, MultimediaPlugin } from "@volcengine/im-web-sdk";import... 海外服务在 v1.9.0 及之后版本,IM SDK 同时支持海外服务,你可以将 apiUrl 和 frontie...
importReact,{useStateastest,useEffect}from'react'; 它对应的 AST 是这样的: 也就是说默认 import 是ImportDefaultSpecifier,而解构 import 是ImportSpecifier ImportSpecifier语句有 local 和 imported 属性,分别代表引入的名字和重命名后的名字: 那我们的目的明确了,就是把ImportDefaultSpecifier转成ImportSpecifier,并...
import { HomeIcon } from "@heroicons/react/24/solid"; import { IconFountainFilled } from "@tabler/icons-react"; import Link from "next/link"; import { useEffect, useState } from "react"; import { Balloon, Box, Button, Card, Icon, Input, MaskZigZag, PatternDiagonal, Text, Title } ...
import React, {useStateastest, useEffect}from'react'; 1. 它对应的 AST 是这样的: 也就是说默认 import 是 ImportDefaultSpecifier,而解构 import 是 ImportSpecifier ImportSpecifier 语句有 local 和 imported 属性,分别代表引入的名字和重命名后的名字: ...
import { PropsWithChildren, useEffect, useState } from 'react'; import * as DialogPrimitive from '@radix-ui/react-dialog'; import { twJoin } from 'tailwind-merge'; import Button from './hn-button'; import { CloseSVG } from './icons/svgs'; 0 ...kit/themes/hashnode/components/button...