//if (typeof SharedWorker !== "undefined") {
//    const worker = new SharedWorker('/src/SharedWorker.js')
//    worker.port.onmessage = (e) => {
//        console.log('worker.port.onmessage:', e.data)
//    }
//    worker.port.start()
//    const button = document.createElement('button')
//    button.innerText = 'click'
//    button.onclick = () => {
//        worker.port.postMessage('hello, worker')
//    }
//    document.body.appendChild(button)
//} else {
//    console.log('当前浏览器不支持 SharedWorker')
//}

if ('serviceWorker' in navigator) {
    navigator.serviceWorker.register('/src/ServiceWorker.js').then(function (registration) {
        console.log('ServiceWorker registration successful with scope: ', registration.scope)
    }).catch(function (err) {
        console.log('ServiceWorker registration failed: ', err)
    })
} else {
    console.log('当前浏览器不支持 ServiceWorker')
}