在 HTML 页面中如何使用 React的场景分析

该方案使用场景:在html页面中使用react,主js文件index js和其它非react功能使用js模块化的方式开发,适合轻量级中小型应用index htm

该方案使用场景:在html页面中使用react,主js文件index.js和其它非react功能使用js模块化的方式开发,适合轻量级中小型应用

index.html代码:

引入react、react-dom、babel、moment、antd等

<!DOCTYPE html><html lang='zh-CN'><head>    <title>React in HTML</title>    <meta charset="utf-8" />    <meta http-equiv="X-UA-Compatible" content="IE=edge">    <meta name="viewport" content="width=device-width, initial-scale=1">    <link rel="stylesheet" href="libs/antd/antd.min.css">    <link rel="stylesheet" href="css/index.css">    <style type="text/css">    </style>    <script type="text/javascript" src="libs/jquery-1.9.1.js"></script>    <script type="text/javascript" src="libs/react/react.production.min.js"></script>    <script type="text/javascript" src="libs/react/react-dom.production.min.js"></script>    <script type="text/javascript" src="libs/babel/babel.min.js"></script>    <script type="text/javascript" src="libs/moment/moment-with-locales.min.js"></script>    <script type="text/javascript" src="libs/antd/antd-with-locales.min.js"></script></head><body>    <input id='btn' type="button" class="index-btn" value="显示React组件" />    <script type="text/babel" src="components/HelloReact.jsx"></script>    <script type="module" src="index.js"></script></body></html>

index.js代码:

import { ReactComponentContainer } from './ReactComponentContainer.js'let isShow = true;let helloReactContainer;$('#btn').on('click', function () {    if (isShow) {        helloReactContainer = new ReactComponentContainer('helloReact', HelloReact, { name: 'React' });        helloReactContainer.show();        isShow = false;        $(this).val('隐藏React组件');    } else {        helloReactContainer.hide();        isShow = true;        $(this).val('显示React组件');    }});

ReactComponentContainer.js代码:

该模块用于在html中显示隐藏react组件

class ReactComponentContainer {    component    componentProps    componentContainerId    constructor(componentContainerId, component, componentProps) {        if ($('#' + componentContainerId).length == 0) {            $('body').append('<div id="' + componentContainerId + '"></div>');        }        this.componentContainerId = componentContainerId;        this.component = component;        this.componentProps = componentProps;    }    render(isShow) {        ReactDOM.render(            React.createElement(                antd.ConfigProvider,                {                    locale: antd.locales.zh_CN                },                React.createElement(this.component, Object.assign({ isShow: isShow }, this.componentProps))            ),            document.getElementById(this.componentContainerId)        );    }    show() {        this.render(true);    }    hide() {        this.render(false);    }}export { ReactComponentContainer }

HelloReact.jsx代码:

class HelloReact extends React.Component {    dateFormat = 'YYYY-MM-DD'    timeFormat = 'HH:mm:ss'    constructor(props) {        super(props);        let now = new Date().valueOf();        this.state = {            dateStr: moment(now).format(this.dateFormat),            timeStr: moment(now).format(this.timeFormat)        }        this.onChangeDate = this.onChangeDate.bind(this);        this.onChangeTime = this.onChangeTime.bind(this);        this.updateDatePickerAndTimePicker = this.updateDatePickerAndTimePicker.bind(this);    }    onChangeDate(date, dateString) {        this.setState({ dateStr: dateString });    }    onChangeTime(time, timeString) {        this.setState({ timeStr: timeString });    }    updateDatePickerAndTimePicker() {        let now = new Date().valueOf();        this.setState({            dateStr: moment(now).format(this.dateFormat),            timeStr: moment(now).format(this.timeFormat)        });    }    render() {        return <div style={{ display: this.props.isShow ? '' : 'none' }}>            <h1>Hello {this.props.name}, Now is {this.state.dateStr} {this.state.timeStr}</h1>            <antd.DatePicker onChange={this.onChangeDate} value={moment(this.state.dateStr, this.dateFormat)} />                        <antd.TimePicker onChange={this.onChangeTime} value={moment(this.state.timeStr, this.timeFormat)} />            <br />            <antd.Button type="primary" size="default" style={{ marginTop: '10px' }} onClick={this.updateDatePickerAndTimePicker} >更新日期时间控件值</antd.Button>        </div>;    }}

效果图:

浏览器按F12弹出DevTools,在Sources选项卡中可以看到组件代码,方便打断点调试

遇到的问题:

无法使用es6的import语法导入react组件,es6的import和require.js都不认识jsx

react组件不是按需加载,只适合小型应用

Gitee代码地址:

https://gitee.com/s0611163/react-in-html

到此这篇关于在 HTML 页面中使用 React的文章就介绍到这了,更多相关html使用react内容请搜索好代码网以前的文章或继续浏览下面的相关文章,希望大家以后多多支持好代码网!