Chrome定时执行代码 定时刷新

live expression执行频率250ms

function sleep(time){return new Promise((resolve)=>setTimeout(resolve, time));};sleep(延时毫秒).then(()=>{//要执行的代码})

例，每5秒刷新一次当前页面

function sleep(time){return new Promise((resolve)=>setTimeout(resolve, time));};sleep(5000).then(()=>{location.reload();})