import ReactEcharts from './index' import React,{useState,useEffect} from 'react' import ReactDOM from 'react-dom'; const option = { backgroundColor: '#2c343c', title: { text: 'Customized Pie', left: 'center', top: 20, textStyle: { color: '#ccc' } }, series : [ { name:'访问来源', type:'pie', radius : '55%', center: ['50%', '50%'], data:[ {value:335, name:'直接访问'}, {value:310, name:'邮件营销'}, {value:274, name:'联盟广告'}, {value:235, name:'视频广告'}, {value:400, name:'搜索引擎'} ], roseType: 'angle', } ] }; export const loadStyle = { text: '正在加载。。。', color: '#c23531', textColor: '#000', maskColor: 'rgba(255, 255, 255, 1)', zlevel: 10, }; function App() { const [isLoading,setLoading]=useState(true) useEffect(()=>{ setTimeout(()=>{ setLoading(false) },2000) },[]) console.log(isLoading,'isLoading89') return (
); } ReactDOM.render(, document.getElementById('root'));