js当前网页失去焦点刷新页面

浏览器失去焦点后重新获得 则刷新

// 浏览器失去焦点后重新获得 则刷新
    document.addEventListener('visibilitychange', handleVisibilityChange);
    function handleVisibilityChange() {
        if (!document.hidden) {
            //刷新页面
            window.location.reload()
        }
    }

改变浏览器宽度则刷新

//改变浏览器宽度则自动刷新
let onloadPage 
window.onresize = function(){
    window.clearTimeout(onloadPage)
    onloadPage = window.setTimeout(()=>{
        window.location.reload()
    },2000)
}