\u7f51\u9875 App \u4e5f\u88ab\u79f0\u4e3a Web App\uff0c\u662f\u4e00\u79cd\u8fd0\u884c\u5728 web \u6d4f\u89c8\u5668\u4e0a\u7684\u5e94\u7528\u7a0b\u5e8f\u3002\u4e0e\u672c\u5730\u5e94\u7528\u7a0b\u5e8f\u76f8\u6bd4\uff0cWeb App \u5177\u6709\u66f4\u597d\u7684\u53ef\u8bbf\u95ee\u6027\u3001\u8de8\u5e73\u53f0\u6027\u3001\u53ef\u7ef4\u62a4\u6027\u548c\u4f4e\u6210\u672c\u7b49\u7279\u70b9\u3002<\/p>\n
\u5728\u672c\u6587\u4e2d\uff0c\u6211\u4eec\u5c06\u4ecb\u7ecd\u5982\u4f55\u4f7f\u7528\u73b0\u4ee3\u524d\u7aef\u6280\u672f\u6784\u5efa\u5177\u6709\u7f51\u9875 App \u529f\u80fd\u7684\u5e94\u7528\u7a0b\u5e8f\u3002<\/p>\n
## 1.\u57fa\u7840\u914d\u7f6e<\/p>\n
\u901a\u5e38\uff0cWeb App \u7684\u57fa\u672c\u6784\u5efa\u5757\u4e0e\u5e38\u89c4 Web \u5e94\u7528\u7a0b\u5e8f\u76f8\u540c\u3002\u5b83\u4eec\u7531 HTML\u3001CSS \u548c JavaScript \u6784\u6210\u3002\u6b64\u5916\uff0c\u60a8\u8fd8\u9700\u8981\u4f7f\u7528\u67d0\u4e9b\u5de5\u5177\u548c\u6846\u67b6\u6765\u66f4\u6709\u6548\u5730\u6784\u5efa\u5e94\u7528\u7a0b\u5e8f\u3002\u4ee5\u4e0b\u662f\u6211\u4eec\u5efa\u8bae\u4f7f\u7528\u7684\u4e00\u4e9b\u5de5\u5177\u548c\u6846\u67b6\uff1a<\/p>\n
1.\u4e00\u4e2a\u5408\u9002\u7684\u6587\u672c\u7f16\u8f91\u5668\uff0c\u5982 Visual Studio Code\u3001Sublime Text \u6216 Atom\u3002<\/p>\n
2.\u4e00\u4e2a\u7248\u672c\u63a7\u5236\u5de5\u5177\uff0c\u5982 Git\u3002<\/p>\n
3.\u4e00\u4e2a\u5305\u7ba1\u7406\u5668\uff0c\u5982 npm \u6216 yarn\u3002<\/p>\n
4.\u4e00\u4e2a\u6784\u5efa\u5de5\u5177\uff0c\u5982 webpack \u6216 Parcel\u3002<\/p>\n
\u5728\u60a8\u51c6\u5907\u597d\u8fd9\u4e9b\u57fa\u672c\u7684\u5de5\u5177\u548c\u6846\u67b6\u4e4b\u540e\uff0c\u60a8\u5c31\u53ef\u4ee5\u5f00\u59cb\u6784\u5efa Web App\u3002\u7136\u800c\uff0c\u5728\u5f00\u59cb\u7f16\u5199\u4ee3\u7801\u4e4b\u524d\uff0c\u60a8\u9700\u8981\u5b9a\u4e49\u60a8\u7684\u76ee\u6807\u548c\u4e1a\u52a1\u9700\u6c42\uff0c\u4ee5\u4fbf\u786e\u5b9a\u60a8\u7684\u5e94\u7528\u7a0b\u5e8f\u9700\u8981\u7684\u529f\u80fd\u548c\u8bbe\u8ba1\u3002\u63a5\u4e0b\u6765\uff0c\u6211\u4eec\u6765\u9010\u6b65\u4e86\u89e3\u8be5\u5982\u4f55\u642d\u5efa\u4e00\u4e2a\u7f51\u9875 App\u3002<\/p>\n
## 2.\u6784\u5efa\u7f51\u9875 App<\/p>\n
\u5728\u8fd9\u91cc\uff0c\u6211\u4eec\u5c06\u4ecb\u7ecd\u4e00\u4e9b\u5173\u952e\u6b65\u9aa4\uff0c\u5e0c\u671b\u80fd\u5e2e\u52a9\u60a8\u6784\u5efa\u4e00\u4e2a\u529f\u80fd\u5f3a\u5927\u7684\u7f51\u9875 App\uff1a<\/p>\n
### 2.1 \u5236\u5b9a\u9879\u76ee\u89c4\u8303<\/p>\n
\u5728\u60a8\u5f00\u59cb\u7f16\u5199\u4ee3\u7801\u4e4b\u524d\uff0c\u60a8\u9700\u8981\u51b3\u5b9a\u4e00\u4e9b\u9879\u76ee\u89c4\u8303\uff0c\u4ee5\u4fbf\u5728\u6574\u4e2a\u9879\u76ee\u671f\u95f4\u4fdd\u6301\u4e00\u81f4\u6027\u3002\u8fd9\u4e9b\u89c4\u8303\u53ef\u80fd\u5305\u62ec\u4ee3\u7801\u98ce\u683c\u3001\u76ee\u5f55\u7ed3\u6784\u3001Git \u6d41\u7a0b\u7b49\u3002\u60a8\u53ef\u4ee5\u4f7f\u7528\u4e00\u4e9b\u5de5\u5177\u548c\u6846\u67b6\u6765\u5e2e\u52a9\u60a8\u81ea\u52a8\u7ba1\u7406\u8fd9\u4e9b\u89c4\u8303\u68c0\u67e5\u3002<\/p>\n
### 2.2 \u8bbe\u8ba1\u5e94\u7528\u7a0b\u5e8f<\/p>\n
\u5728\u60a8\u5df2\u7ecf\u5236\u5b9a\u4e86\u9879\u76ee\u89c4\u8303\u4e4b\u540e\uff0c\u60a8\u9700\u8981\u5f00\u59cb\u8bbe\u8ba1\u5e94\u7528\u7a0b\u5e8f\u3002\u60a8\u9700\u8981\u786e\u5b9a\u5e94\u7528\u7a0b\u5e8f\u7684\u529f\u80fd\u3001\u7528\u6237\u89d2\u8272\u548c\u76ee\u6807\u7528\u6237\u7b49\u3002\u6b64\u5916\uff0c\u60a8\u8fd8\u9700\u8981\u521b\u5efa\u5e94\u7528\u7a0b\u5e8f\u7684\u539f\u578b\u548c\u7528\u6237\u754c\u9762\u8bbe\u8ba1\u3002<\/p>\n
### 2.3 \u642d\u5efa\u6280\u672f\u6846\u67b6<\/p>\n
\u5728\u60a8\u786e\u5b9a\u4e86\u5e94\u7528\u7a0b\u5e8f\u7684\u8bbe\u8ba1\u4e4b\u540e\uff0c\u60a8\u9700\u8981\u9009\u62e9\u4e00\u4e9b\u6280\u672f\u6846\u67b6\u6765\u642d\u5efa\u5e94\u7528\u7a0b\u5e8f\u3002\u73b0\u4ee3\u6280\u672f\u6846\u67b6\u901a\u5e38\u5305\u62ec React\u3001Angular\u3001Vue \u7b49\u3002\u6211\u4eec\u5efa\u8bae\u60a8\u4f7f\u7528 React\uff0c\u56e0\u4e3a\u5b83\u662f\u76ee\u524d\u6700\u70ed\u95e8\u548c\u6700\u7075\u6d3b\u7684\u6846\u67b6\u4e4b\u4e00\u3002<\/p>\n
### 2.4 \u7f16\u5199\u5e94\u7528\u7a0b\u5e8f<\/p>\n
\u5728\u60a8\u786e\u5b9a\u4e86\u6280\u672f\u6846\u67b6\u4e4b\u540e\uff0c\u60a8\u9700\u8981\u5f00\u59cb\u7f16\u5199\u4ee3\u7801\u3002\u5728\u8fd9\u91cc\uff0c\u60a8\u53ef\u4ee5\u4f7f\u7528 JavaScript\u3001React\u3001CSS \u548c HTML \u7b49\u8bed\u8a00\u6765\u6784\u5efa\u60a8\u7684\u5e94\u7528\u7a0b\u5e8f\u3002\u63a5\u4e0b\u6765\uff0c\u6211\u4eec\u5c06\u4e86\u89e3\u5982\u4f55\u6784\u5efa\u57fa\u672c\u7f51\u9875 App\u3002<\/p>\n
### 2.5 \u521b\u5efa React \u5e94\u7528\u7a0b\u5e8f<\/p>\n
\u521b\u5efa React \u5e94\u7528\u7a0b\u5e8f\u975e\u5e38\u7b80\u5355\u3002\u60a8\u53ef\u4ee5\u4f7f\u7528 create-react-app \u5de5\u5177\u6765\u521b\u5efa\u4e00\u4e2a\u65b0\u7684 React \u5e94\u7528\u7a0b\u5e8f\u3002\u76f4\u63a5\u8fd0\u884c\u4ee5\u4e0b\u547d\u4ee4\u5373\u53ef\uff1a<\/p>\n
““bash<\/p>\n
npx create-react-app my-app<\/p>\n
cd my-app<\/p>\n
npm start<\/p>\n
““<\/p>\n
\u4ee5\u4e0a\u547d\u4ee4\u4f1a\u5728\u60a8\u7684\u672c\u5730\u8ba1\u7b97\u673a\u4e0a\u521b\u5efa\u4e00\u4e2a\u65b0\u7684 React \u5e94\u7528\u7a0b\u5e8f\uff0c\u5e76\u5728\u6d4f\u89c8\u5668\u7a97\u53e3\u4e2d\u5c55\u793a\u3002<\/p>\n
### 2.6 \u521b\u5efa\u6587\u6863\u9875\u9762<\/p>\n
\u6587\u6863\u9875\u9762\u662f Web App \u7684\u6838\u5fc3\u7ec4\u6210\u90e8\u5206\u3002\u5b83\u5141\u8bb8\u7528\u6237\u67e5\u770b\u6587\u6863\u548c\u8d44\u6599\uff0c\u4ee5\u53ca\u6d4f\u89c8\u5e94\u7528\u7a0b\u5e8f\u4e2d\u7684\u5404\u4e2a\u90e8\u5206\u3002\u5728 React \u4e2d\uff0c\u60a8\u53ef\u4ee5\u4f7f\u7528 JSX \u667a\u7535\u745e\u521b<\/a>\u6765\u521b\u5efa\u6587\u6863\u9875\u9762\u3002\u4ee5\u4e0b\u662f\u4e00\u4e2a\u7b80\u5355\u7684\u793a\u4f8b\uff1a<\/p>\n “`jsx<\/p>\n import React from “react”;<\/p>\n function App() {<\/p>\n return (<\/p>\n \n Welcome to my Web App<\/p>\n This is my first React app<\/p>\n<\/p>\n );<\/p>\n }<\/p>\n export default App;<\/p>\n “`<\/p>\n \u5728\u4e0a\u8ff0\u793a\u4f8b\u4e2d\uff0c\u6211\u4eec\u5df2\u7ecf\u521b\u5efa\u4e86\u4e00\u4e2a\u7b80\u5355\u7684\u6587\u6863\u9875\u9762\uff0c\u5176\u4e2d\u5305\u542b\u4e86\u4e00\u4e9b\u9759\u6001\u6587\u672c\u3002<\/p>\n ### 2.7 \u6dfb\u52a0\u52a8\u6001\u6570\u636e<\/p>\n \u60a8\u53ef\u4ee5\u4f7f\u7528 React \u6765\u5411\u6587\u6863\u9875\u9762\u6dfb\u52a0\u52a8\u6001\u6570\u636e\u3002\u5728\u8fd9\u91cc\uff0c\u60a8\u9700\u8981\u4f7f\u7528\u7ec4\u4ef6\u548c\u72b6\u6001\u6765\u7ba1\u7406\u6570\u636e\u3002\u4ee5\u4e0b\u662f\u4e00\u4e2a\u793a\u4f8b\uff1a<\/p>\n “`jsx<\/p>\n import React, { useState } from “react”;<\/p>\n function App() {<\/p>\n const [name, setName] = useState(“”);<\/p>\n const handleSubmit = (e) => {<\/p>\n e.preventDefault();<\/p>\n console.log(name);<\/p>\n };<\/p>\n return (<\/p>\n \n Welcome to my Web App<\/p>\n<\/p>\n type=”text”<\/p>\n placeholder=”Enter your name”<\/p>\n value={name}<\/p>\n onChange={(e) => setName(e.target.value)}<\/p>\n \/><\/p>\n