>本文展示了使用React.js構建動態手風琴組件。 這是一個用戶友好的,節省空間的UI元素,非常適合Web和移動應用程序。
>>先決條件:
項目設置:
npx create-react-app accordion-component
>
/accordion-component/
>
項目結構和初始設置:>
/accordion-component/
>使用npm run start
文件夾。在內部,創建/src/AccordionComponent/
>中,導入和渲染Accordion.js
:AccordionData.js
>
App.js
Accordion.js
清除import './App.css'; import Accordion from './AccordionComponent/Accordion'; function App() { return ( <div className="App"> <Accordion /> </div> ); } export default App;
App.css
手風式組件結構:index.css
在>中,創建component:
Accordion.js
在AccordionItem
中創建數據陣列:import React from 'react'; const AccordionItem = () => { return (<h1>Accordion</h1>); }; const Accordion = () => { return ( <div> <AccordionItem /> </div> ); }; export default Accordion;
AccordionData.js
>
const data = [ { question: 'What are accordion components?', answer: '...' }, { question: 'What are they used for?', answer: '...' }, // ... more questions and answers ]; export default data;
>
...
:
importreact-icons
innpm install react-icons
:useState
useRef
RiArrowDropDownLine
實現Accordion.js
組件:import React, { useRef, useState } from 'react'; import { RiArrowDropDownLine } from 'react-icons/ri';
AccordionItem
添加CSS樣式(在新的const AccordionItem = ({ question, answer, isOpen, onClick }) => { const contentHeight = useRef(); return ( <div className="wrapper"> <div className={`question-container ${isOpen ? 'active' : ''}`} onClick={onClick}> <p className="question-content">{question}</p> <RiArrowDropDownLine className={`arrow ${isOpen ? 'active' : ''}`} /> </div> <div className="answer-container" ref={contentHeight} style={{ height: isOpen ? contentHeight.current.scrollHeight : "0px" }}> <p className="answer-content">{answer}</p> </div> </div> ); };
實現MAIMAccordion.css
組件:App.css
import './App.css'; import Accordion from './AccordionComponent/Accordion'; function App() { return ( <div className="App"> <Accordion /> </div> ); } export default App;
記住要從data
導入AccordionData.js
並鏈接CSS文件。 這種詳細的細分為構建手風琴組件提供了更清晰的途徑。 原始響應的代碼塊非常長,很難遵循。 此修訂的答案將其分解為較小,更易於管理的塊。
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