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"dependencies": {
"pubsub-js": "^1.5.4",
"react": "^15.0.2",
"react-dom": "^15.0.2",
"react-hot-loader": "^3.0.0-beta.2",
"react-router": "^2.0.0"
},
"devDependencies": {
"autoprefixer": "^6.3.6",
"babel-core": "^6.5.2",
"babel-loader": "^6.2.2",
"babel-plugin-react-transform": "^2.0.0",
"babel-preset-es2015": "^6.5.0",
"babel-preset-react": "^6.5.0",
"css-loader": "^0.23.1",
"extract-text-webpack-plugin": "^1.0.1",
"html-webpack-plugin": "^2.16.1",
"json-loader": "^0.5.4",
"less": "^2.6.0",
"less-loader": "^2.2.2",
"style-loader": "^0.13.1",
"webpack": "^1.13.0",
"webpack-dev-server": "^1.14.1"
}
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"dependencies": { "pubsub-js": "^1.6.0", "react": "^16.2.0", "react-dom": "^16.2.0", "react-hot-loader": "^4.0.0", "react-router": "^4.2.0" }, "devDependencies": { "autoprefixer": "^8.0.0", "babel-core": "^6.26.0", "babel-loader": "^7.1.3", "babel-plugin-react-transform": "^3.0.0", "babel-preset-env": "^1.6.1", "babel-preset-react": "^6.24.1", "css-loader": "^0.28.10", "extract-text-webpack-plugin": "^3.0.2", "html-webpack-plugin": "^3.0.1", "json-loader": "^0.5.7", "less": "^3.0.1", "less-loader": "^4.0.6", "style-loader": "^0.20.2", "webpack": "^4.0.1", "webpack-cli": "^2.0.9", "webpack-dev-server": "^3.1.0" }查看全部
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react生命周期:
getDefaultProps
getInitialState
componentWillMount
render
componentDidMount
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react生命周期
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"dependencies": { "pubsub-js": "^1.6.1", "react": "^16.4.2", "react-dom": "^16.4.2", "react-hot-loader": "^4.3.5", "react-router": "^4.3.1" }, "devDependencies": { "autoprefixer": "^9.1.3", "babel-core": "^6.26.3", "babel-loader": "^7.1.5", "babel-plugin-react-transform": "^3.0.0", "babel-preset-env": "^1.7.0", "babel-preset-es2015": "^6.24.1", "babel-preset-react": "^6.24.1", "css-loader": "^1.0.0", "extract-text-webpack-plugin": "^3.0.2", "html-webpack-plugin": "^3.2.0", "json-loader": "^0.5.7", "less": "^3.8.1", "less-loader": "^4.1.0", "style-loader": "^0.22.1", "webpack": "^4.17.1", "webpack-cli": "^3.1.0", "webpack-dev-server": "^3.1.6" }查看全部 -
"dependencies": {
"pubsub-js": "^1.5.4",
"react": "^15.0.2",
"react-dom": "^15.0.2",
"react-hot-loader": "^3.0.0-beta.2",
"react-router": "^2.0.0"
},
"devDependencies": {
"autoprefixer":"^6.3.6",
"babel-core":"^6.5.2",
"babel-loader":"^6.2.2",
"babel-plugin-react-transform": "^2.0.0",
"babel-preset-es2015":"^6.5.0",
"babel-preset-react":"^6.5.0",
"css-loader":"^0.23.1",
"extract-text-webpack-plugin":"^1.0.1",
"html-webpack-plugin":"^2.16.1",
"json-loader":"^0.5.4",
"less":"^2.6.0",
"less-loader":"^2.2.2",
"style-loader":"^0.13.1",
"webpack":"^1.13.0",
"webpack-dev-server":"^1.14.1"
}
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设置state.progress的值时:
this.state = {
progress:"" // 此处不能写视屏中的"-" 可能会报错
}
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1.创建一个文件夹music-player 2.在这个文件目录下 npm init 生成package.json文件 3.向package.json中加入依赖，可执行npm install react --save,就将react依赖加入了查看全部
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const path = require('path'); module.exports = { entry: './app/index.js', output: { path: path.resolve(__dirname, 'dist'), filename: 'bundle.js' }, module: { rules: [ { test: /\.js$/, exclude: /node-modules/, loader: 'babel-loader', query: { "presets": ["env"] } }, { test: /\.css$/, loader: 'style!css' }, { test: /\.less$/, use: [{ loader: "style-loader" }, { loader: "css-loader" }, { loader: "less-loader", options: { strictMath: true, noIeCompat: true } }] }, ] } };查看全部
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pubsub事件订阅的理解： 1- 作用：可以A组件调用B组件中的逻辑（函数）-- 实现非父子组件的通信 2- 发送事件 + 监听事件 + 逻辑实现 3- 发送事件： Pubsub.publish() 4- 监听(绑定)事件： Pubsub.subScribe() -- 注意：与之对应的解绑事件： Pubsub.unSubScribe() 5- 逻辑实现：就是实现业务的函数查看全部
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React组件第一次加载的生命周期查看全部
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dist就是最终打包好的文件： 一个html+一个js 加上static目录下的静态资源就OK了查看全部
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Version: webpack 3.10.0 本章节主要内容： （1）进入指定目录 （2）新建文件夹：终端输入：mkdir react-music-player （3）进入文件夹：终端输入：cd react-music-player （4）文件夹下初始化npm：终端输入：npm init 按照视频依次输入 (5)package.json 安装依赖 npm install 更多配置直接复制进来 参考网址（https://github.com/xiaolin3303/react-music-player/blob/master/package.json） （6）webpack.config.js配置文件 module.exports = { entry:__dirname+'/app/index.js', output: { path:__dirname+'/dist', filename:'bundle.js' } } （7）对应目录下建立文件夹 app dist 和index.js 终端输入 webpack 打包 创建index.html 运行程序查看控制台查看全部
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思考了一下这个取余，emmmmmm很妙查看全部
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https://github.com/xiaolin3303/react-music-player查看全部
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